From 6e44346c77ce4c817e24269f0150b4118bc12f50 Mon Sep 17 00:00:00 2001
From: Jonathan Ostertag <jonathan@ostertage.de>
Date: Sat, 2 Mar 2024 21:24:31 +0100
Subject: [PATCH] General: Disable readonly input elements (#8114)

---
 .../edit-lti-configuration.component.html          |  4 ----
 .../organization-management-update.component.html  |  4 ----
 ...m-notification-management-update.component.html |  4 ----
 .../user-management-update.component.html          |  4 ----
 .../unreferenced-feedback-detail.component.html    |  4 ++--
 .../app/course/manage/course-update.component.html |  4 ----
 .../app/course/manage/course-update.component.ts   | 11 +++++++----
 .../exam/manage/exams/exam-update.component.html   | 14 +-------------
 .../text/text-exam-submission.component.html       |  4 ++--
 .../file-upload-exercise-update.component.html     |  4 ----
 .../manage/modeling-exercise-update.component.html |  4 ----
 .../modeling-explanation-editor.component.html     |  1 +
 ...programming-exercise-information.component.html |  7 ++-----
 .../programming-exercise-information.component.ts  |  2 +-
 .../manage/quiz-exercise-update.component.html     |  4 ----
 .../manage/exercise-hint-update.component.html     |  4 ----
 .../team-update-dialog.component.html              |  3 ++-
 .../textblock-feedback-editor.component.html       |  2 ++
 .../text-exercise-update.component.html            |  4 ----
 .../text/participate/text-editor.component.html    |  4 ++--
 .../attachment-unit-form.component.html            |  2 +-
 .../attachment-unit-form.component.ts              |  2 +-
 .../app/lecture/lecture-update.component.html      |  4 ----
 .../conversation-info.component.html               |  3 +++
 24 files changed, 27 insertions(+), 76 deletions(-)

diff --git a/src/main/webapp/app/admin/lti-configuration/edit-lti-configuration.component.html b/src/main/webapp/app/admin/lti-configuration/edit-lti-configuration.component.html
index fa03b09a77c5..3741321a2ce0 100644
--- a/src/main/webapp/app/admin/lti-configuration/edit-lti-configuration.component.html
+++ b/src/main/webapp/app/admin/lti-configuration/edit-lti-configuration.component.html
@@ -9,10 +9,6 @@ <h2 id="jhi-lecture-heading" jhiTranslate="artemisApp.lti.addOrEditLtiPlatform">
                 </div>
             </div>
             <div>
-                <div class="form-group" [hidden]="!platform?.id">
-                    <label for="id" jhiTranslate="global.field.id">ID</label>
-                    <input type="text" class="form-control" id="id" name="id" formControlName="id" readonly />
-                </div>
                 <div class="form-group mt-2" [hidden]="!platform?.registrationId">
                     <label class="form-control-label" jhiTranslate="artemisApp.lti.registrationId" for="field_registrationId">Registration Id</label>
                     <jhi-help-icon text="artemisApp.lti.edit.registrationIdTooltip" />
diff --git a/src/main/webapp/app/admin/organization-management/organization-management-update.component.html b/src/main/webapp/app/admin/organization-management/organization-management-update.component.html
index 23c6a89c0208..a775fa5f54e3 100644
--- a/src/main/webapp/app/admin/organization-management/organization-management-update.component.html
+++ b/src/main/webapp/app/admin/organization-management/organization-management-update.component.html
@@ -3,10 +3,6 @@
         <form name="editForm" role="form" novalidate (ngSubmit)="save()" #editForm="ngForm">
             <h2 jhiTranslate="artemisApp.organizationManagement.addOrEditLabel">Add or edit a Organization</h2>
             <div>
-                <div class="form-group" [hidden]="!organization.id">
-                    <label for="id" jhiTranslate="global.field.id">ID</label>
-                    <input id="id" type="text" class="form-control" name="id" [(ngModel)]="organization.id" readonly />
-                </div>
                 <div class="form-group">
                     <label for="name" class="form-control-label" jhiTranslate="artemisApp.organizationManagement.name">Name</label>
                     <input id="name" type="text" class="form-control" name="name" #nameInput="ngModel" [(ngModel)]="organization.name" required minlength="1" maxlength="100" />
diff --git a/src/main/webapp/app/admin/system-notification-management/system-notification-management-update.component.html b/src/main/webapp/app/admin/system-notification-management/system-notification-management-update.component.html
index c3253e664b65..04b03fd62207 100644
--- a/src/main/webapp/app/admin/system-notification-management/system-notification-management-update.component.html
+++ b/src/main/webapp/app/admin/system-notification-management/system-notification-management-update.component.html
@@ -3,10 +3,6 @@
         <form name="editForm" role="form" (ngSubmit)="save()" #editForm="ngForm" [formGroup]="form">
             <h2 id="myNotificationLabel" jhiTranslate="artemisApp.systemNotification.createOrEditLabel">Create or edit a system notification</h2>
             <div>
-                <div class="form-group" [hidden]="!notification.id">
-                    <label for="id" jhiTranslate="global.field.id">ID</label>
-                    <input id="id" type="text" class="form-control" name="id" formControlName="id" readonly />
-                </div>
                 <div class="form-group">
                     <label for="title" class="form-control-label" jhiTranslate="artemisApp.systemNotification.title">Title</label>
                     <input id="title" type="text" class="form-control" name="title" formControlName="title" />
diff --git a/src/main/webapp/app/admin/user-management/user-management-update.component.html b/src/main/webapp/app/admin/user-management/user-management-update.component.html
index 08c4d853d014..a0009c7b3e2b 100644
--- a/src/main/webapp/app/admin/user-management/user-management-update.component.html
+++ b/src/main/webapp/app/admin/user-management/user-management-update.component.html
@@ -3,10 +3,6 @@
         <form name="editForm" role="form" novalidate (ngSubmit)="save()" [formGroup]="editForm">
             <h2 id="myUserLabel" jhiTranslate="artemisApp.userManagement.home.createOrEditLabel">Create or edit a User</h2>
             <div>
-                <div class="form-group" [hidden]="!user.id">
-                    <label for="id" jhiTranslate="global.field.id">ID</label>
-                    <input id="id" type="text" class="form-control" name="id" formControlName="idInput" [(ngModel)]="user.id" readonly />
-                </div>
                 <div class="form-group">
                     <label for="login" class="form-control-label" jhiTranslate="artemisApp.userManagement.login">Login</label>
                     <input
diff --git a/src/main/webapp/app/assessment/unreferenced-feedback-detail/unreferenced-feedback-detail.component.html b/src/main/webapp/app/assessment/unreferenced-feedback-detail/unreferenced-feedback-detail.component.html
index 62f96cc9d71a..f89e42d13f60 100644
--- a/src/main/webapp/app/assessment/unreferenced-feedback-detail/unreferenced-feedback-detail.component.html
+++ b/src/main/webapp/app/assessment/unreferenced-feedback-detail/unreferenced-feedback-detail.component.html
@@ -45,8 +45,8 @@
                 step="0.5"
                 [(ngModel)]="feedback.credits"
                 (ngModelChange)="emitChanges()"
-                [readOnly]="feedback.gradingInstruction || readOnly"
-                [disabled]="readOnly"
+                [disabled]="!!feedback.gradingInstruction || readOnly"
+                [readOnly]="!!feedback.gradingInstruction || readOnly"
                 [required]="!feedback.gradingInstruction"
             />
         </div>
diff --git a/src/main/webapp/app/course/manage/course-update.component.html b/src/main/webapp/app/course/manage/course-update.component.html
index d071a4607e4f..cd328f02efa0 100644
--- a/src/main/webapp/app/course/manage/course-update.component.html
+++ b/src/main/webapp/app/course/manage/course-update.component.html
@@ -17,10 +17,6 @@ <h4 id="jhi-course-heading-edit" jhiTranslate="artemisApp.course.home.editLabel"
             </div>
             <hr />
             <div>
-                <div class="form-group" [hidden]="!course.id">
-                    <label for="id" jhiTranslate="global.field.id">ID</label>
-                    <input type="text" class="form-control" id="id" name="id" formControlName="id" readonly />
-                </div>
                 <div class="row">
                     <div class="col">
                         <div class="form-group">
diff --git a/src/main/webapp/app/course/manage/course-update.component.ts b/src/main/webapp/app/course/manage/course-update.component.ts
index 71e2c681213f..327b07b51e8e 100644
--- a/src/main/webapp/app/course/manage/course-update.component.ts
+++ b/src/main/webapp/app/course/manage/course-update.component.ts
@@ -160,10 +160,13 @@ export class CourseUpdateComponent implements OnInit {
             {
                 id: new FormControl(this.course.id),
                 title: new FormControl(this.course.title, [Validators.required]),
-                shortName: new FormControl(this.course.shortName, {
-                    validators: [Validators.required, Validators.minLength(3), regexValidator(SHORT_NAME_PATTERN)],
-                    updateOn: 'blur',
-                }),
+                shortName: new FormControl(
+                    { value: this.course.shortName, disabled: !!this.course.id },
+                    {
+                        validators: [Validators.required, Validators.minLength(3), regexValidator(SHORT_NAME_PATTERN)],
+                        updateOn: 'blur',
+                    },
+                ),
                 // note: we still reference them here so that they are used in the update method when the course is retrieved from the course form
                 customizeGroupNames: new FormControl(this.customizeGroupNames),
                 studentGroupName: new FormControl(this.course.studentGroupName),
diff --git a/src/main/webapp/app/exam/manage/exams/exam-update.component.html b/src/main/webapp/app/exam/manage/exams/exam-update.component.html
index d3172573a6f9..b14999a7dd72 100644
--- a/src/main/webapp/app/exam/manage/exams/exam-update.component.html
+++ b/src/main/webapp/app/exam/manage/exams/exam-update.component.html
@@ -18,18 +18,6 @@ <h4>{{ 'artemisApp.examManagement.editExam' | artemisTranslate }}</h4>
             <div>
                 <hr />
                 <h5 class="pb-1" jhiTranslate="artemisApp.examManagement.sections.configuration">Exam Configuration</h5>
-                @if (exam.course) {
-                    <div class="form-group">
-                        <label class="form-control-label" for="course" jhiTranslate="artemisApp.examManagement.courseTitle">Course Title</label>
-                        <input id="course" name="course" readonly type="text" class="form-control" [value]="exam.course.title" />
-                    </div>
-                }
-                @if (exam.id) {
-                    <div class="form-group">
-                        <label class="form-check-label" for="id" jhiTranslate="artemisApp.examManagement.examId">Exam ID</label>
-                        <input class="form-control" type="text" id="id" name="id" [value]="exam.id" readonly />
-                    </div>
-                }
                 <label class="form-check-label" jhiTranslate="artemisApp.examManagement.examTitle">Exam Title</label>
                 <jhi-title-channel-name
                     [(title)]="exam.title"
@@ -123,7 +111,7 @@ <h5 class="pb-1" jhiTranslate="artemisApp.examManagement.sections.conduction">Ex
                     <label class="form-check-label" for="workingTimeInMinutes" jhiTranslate="artemisApp.examManagement.workingTime">Working Time</label>
                     <jhi-help-icon [text]="'artemisApp.examManagement' + (exam.testExam ? '.testExam' : '') + '.workingTimeTooltip'" />
                     @if (!exam.testExam) {
-                        <input readonly type="text" class="form-control" [value]="workingTimeInMinutes" />
+                        <input readonly disabled type="text" class="form-control" [value]="workingTimeInMinutes" />
                     }
                     @if (exam.testExam) {
                         <input
diff --git a/src/main/webapp/app/exam/participate/exercises/text/text-exam-submission.component.html b/src/main/webapp/app/exam/participate/exercises/text/text-exam-submission.component.html
index 6170e3bb42ba..c60383e8c397 100644
--- a/src/main/webapp/app/exam/participate/exercises/text/text-exam-submission.component.html
+++ b/src/main/webapp/app/exam/participate/exercises/text/text-exam-submission.component.html
@@ -28,8 +28,8 @@
                         class="text-editor-textarea"
                         [maxLength]="maxCharacterCount"
                         [(ngModel)]="answer"
-                        [readonly]="readonly || !studentSubmission"
-                        [disabled]="!studentSubmission"
+                        [readOnly]="readonly || !studentSubmission"
+                        [disabled]="readonly || !studentSubmission"
                         (keydown.tab)="onTextEditorTab(textEditor, $event)"
                         (input)="onTextEditorInput($event)"
                     ></textarea>
diff --git a/src/main/webapp/app/exercises/file-upload/manage/file-upload-exercise-update.component.html b/src/main/webapp/app/exercises/file-upload/manage/file-upload-exercise-update.component.html
index d4e424bc5dbd..b72aaf4aa706 100644
--- a/src/main/webapp/app/exercises/file-upload/manage/file-upload-exercise-update.component.html
+++ b/src/main/webapp/app/exercises/file-upload/manage/file-upload-exercise-update.component.html
@@ -12,10 +12,6 @@ <h2 id="jhi-file-upload-exercise-heading-import" jhiTranslate="artemisApp.fileUp
     <jhi-form-status-bar [formStatusSections]="formStatusSections" />
     <h3 jhiTranslate="artemisApp.exercise.sections.general" id="artemisApp.exercise.sections.general">General Information</h3>
     <div>
-        <div class="form-group" [hidden]="!fileUploadExercise.id || isImport">
-            <label for="id" jhiTranslate="global.field.id">ID</label>
-            <input type="text" class="form-control" id="id" name="id" [(ngModel)]="fileUploadExercise.id" readonly />
-        </div>
         <jhi-exercise-title-channel-name
             [exercise]="fileUploadExercise"
             [course]="fileUploadExercise.course"
diff --git a/src/main/webapp/app/exercises/modeling/manage/modeling-exercise-update.component.html b/src/main/webapp/app/exercises/modeling/manage/modeling-exercise-update.component.html
index 484d8204b91a..a57a79a741af 100644
--- a/src/main/webapp/app/exercises/modeling/manage/modeling-exercise-update.component.html
+++ b/src/main/webapp/app/exercises/modeling/manage/modeling-exercise-update.component.html
@@ -12,10 +12,6 @@ <h2 id="jhi-modeling-exercise-heading-import" jhiTranslate="artemisApp.modelingE
     <jhi-form-status-bar [formStatusSections]="formSectionStatus" />
     <div>
         <h3 jhiTranslate="artemisApp.exercise.sections.general" id="artemisApp.exercise.sections.general">General Information</h3>
-        <div class="form-group" [hidden]="!modelingExercise.id">
-            <label for="id" jhiTranslate="global.field.id">ID</label>
-            <input type="text" class="form-control" id="id" name="id" [(ngModel)]="modelingExercise.id" readonly />
-        </div>
         <jhi-exercise-title-channel-name [exercise]="modelingExercise" [course]="modelingExercise.course" [isExamMode]="isExamMode" [isImport]="isImport" />
         @if (!isExamMode) {
             <div class="form-group position-relative">
diff --git a/src/main/webapp/app/exercises/modeling/shared/modeling-explanation-editor.component.html b/src/main/webapp/app/exercises/modeling/shared/modeling-explanation-editor.component.html
index e404f0798685..bdad6f5752d9 100644
--- a/src/main/webapp/app/exercises/modeling/shared/modeling-explanation-editor.component.html
+++ b/src/main/webapp/app/exercises/modeling/shared/modeling-explanation-editor.component.html
@@ -8,4 +8,5 @@
     (keydown.tab)="onTextEditorTab(textEditor, $event)"
     (ngModelChange)="onExplanationInput($event)"
     [readOnly]="readOnly"
+    [disabled]="readOnly"
 ></textarea>
diff --git a/src/main/webapp/app/exercises/programming/manage/update/update-components/programming-exercise-information.component.html b/src/main/webapp/app/exercises/programming/manage/update/update-components/programming-exercise-information.component.html
index 9a9996a6d256..d2284c707206 100644
--- a/src/main/webapp/app/exercises/programming/manage/update/update-components/programming-exercise-information.component.html
+++ b/src/main/webapp/app/exercises/programming/manage/update/update-components/programming-exercise-information.component.html
@@ -6,10 +6,6 @@
         General Information
     </h3>
     <p jhiTranslate="artemisApp.programmingExercise.wizardMode.detailedSteps.generalInfoStepMessage">Add some general information about the new exercise</p>
-    <div class="form-group" [hidden]="isImport || !programmingExercise.id">
-        <label for="id" jhiTranslate="global.field.id">ID</label>
-        <input type="text" class="form-control" id="id" name="id" [(ngModel)]="programmingExercise.id" readonly />
-    </div>
     <div class="form-group">
         <div>
             <label jhiTranslate="artemisApp.exercise.title">Title</label>
@@ -39,7 +35,8 @@
             minlength="3"
             [pattern]="programmingExerciseCreationConfig.shortNamePattern"
             [(ngModel)]="programmingExercise.shortName"
-            [readonly]="!programmingExerciseCreationConfig.isImportFromExistingExercise && programmingExercise.id"
+            [readOnly]="!programmingExerciseCreationConfig.isImportFromExistingExercise && !!programmingExercise.id"
+            [disabled]="!programmingExerciseCreationConfig.isImportFromExistingExercise && !!programmingExercise.id"
             #shortName="ngModel"
         />
         @for (error of shortName.errors! | keyvalue | removekeys: ['required']; track error) {
diff --git a/src/main/webapp/app/exercises/programming/manage/update/update-components/programming-exercise-information.component.ts b/src/main/webapp/app/exercises/programming/manage/update/update-components/programming-exercise-information.component.ts
index 1233dfc9a5b2..6ff615ce6451 100644
--- a/src/main/webapp/app/exercises/programming/manage/update/update-components/programming-exercise-information.component.ts
+++ b/src/main/webapp/app/exercises/programming/manage/update/update-components/programming-exercise-information.component.ts
@@ -58,7 +58,7 @@ export class ProgrammingExerciseInformationComponent implements AfterViewInit, O
         const areAuxiliaryRepositoriesValid = this.areAuxiliaryRepositoriesValid();
         this.formValid = Boolean(
             this.exerciseTitleChannelComponent.titleChannelNameComponent?.formValid &&
-                this.shortNameField.valid &&
+                !this.shortNameField.invalid &&
                 isCheckoutSolutionRepositoryValid &&
                 isRecreateBuildPlansValid &&
                 isUpdateTemplateFilesValid &&
diff --git a/src/main/webapp/app/exercises/quiz/manage/quiz-exercise-update.component.html b/src/main/webapp/app/exercises/quiz/manage/quiz-exercise-update.component.html
index e8dca2c004dd..2cadec30cd0c 100644
--- a/src/main/webapp/app/exercises/quiz/manage/quiz-exercise-update.component.html
+++ b/src/main/webapp/app/exercises/quiz/manage/quiz-exercise-update.component.html
@@ -30,10 +30,6 @@ <h4>
                     </div>
                 </div>
             }
-            <div class="form-group" [hidden]="isImport || !quizExercise.id">
-                <label for="id" jhiTranslate="global.field.id">ID</label>
-                <input type="text" class="form-control" id="id" name="id" [(ngModel)]="quizExercise.id" readonly />
-            </div>
             <div class="edit-quiz">
                 <form name="editForm" role="form" novalidate>
                     <jhi-exercise-title-channel-name
diff --git a/src/main/webapp/app/exercises/shared/exercise-hint/manage/exercise-hint-update.component.html b/src/main/webapp/app/exercises/shared/exercise-hint/manage/exercise-hint-update.component.html
index 9196cc6e0e0c..a8cc91e5cbaa 100644
--- a/src/main/webapp/app/exercises/shared/exercise-hint/manage/exercise-hint-update.component.html
+++ b/src/main/webapp/app/exercises/shared/exercise-hint/manage/exercise-hint-update.component.html
@@ -5,10 +5,6 @@ <h2 id="jhi-exercise-hint-heading" [jhiTranslate]="'artemisApp.exerciseHint.home
                 Create or edit a Exercise Hint
             </h2>
             <div>
-                <div class="form-group" [hidden]="!exerciseHint?.id">
-                    <label for="id" jhiTranslate="global.field.id">ID</label>
-                    <input type="text" class="form-control" id="id" name="id" readonly [(ngModel)]="exerciseHint.id" />
-                </div>
                 <div class="form-group">
                     <label class="form-control-label" jhiTranslate="artemisApp.exerciseHint.title" for="field_title">Title</label>
                     <input type="text" required minlength="3" class="form-control" name="title" id="field_title" [(ngModel)]="exerciseHint.title" />
diff --git a/src/main/webapp/app/exercises/shared/team/team-update-dialog/team-update-dialog.component.html b/src/main/webapp/app/exercises/shared/team/team-update-dialog/team-update-dialog.component.html
index 5c3892ce0f81..8d76dbd6febb 100644
--- a/src/main/webapp/app/exercises/shared/team/team-update-dialog/team-update-dialog.component.html
+++ b/src/main/webapp/app/exercises/shared/team/team-update-dialog/team-update-dialog.component.html
@@ -45,7 +45,8 @@ <h4 class="modal-title">
                 [pattern]="shortNamePattern"
                 [(ngModel)]="pendingTeam.shortName"
                 (ngModelChange)="onTeamShortNameChanged($event)"
-                [readonly]="shortNameReadOnly"
+                [disabled]="shortNameReadOnly"
+                [readOnly]="shortNameReadOnly"
                 #shortName="ngModel"
             />
             @for (e of shortName.errors! | keyvalue | removekeys: ['required']; track e) {
diff --git a/src/main/webapp/app/exercises/text/assess/textblock-feedback-editor/textblock-feedback-editor.component.html b/src/main/webapp/app/exercises/text/assess/textblock-feedback-editor/textblock-feedback-editor.component.html
index 376b65e44bcf..01cc951bde46 100644
--- a/src/main/webapp/app/exercises/text/assess/textblock-feedback-editor/textblock-feedback-editor.component.html
+++ b/src/main/webapp/app/exercises/text/assess/textblock-feedback-editor/textblock-feedback-editor.component.html
@@ -83,6 +83,7 @@
                     (keydown.escape)="escKeyup()"
                     (focus)="inFocus()"
                     [readOnly]="readOnly"
+                    [disabled]="readOnly"
                     (ngModelChange)="didChange()"
                 ></textarea>
             </div>
@@ -98,6 +99,7 @@
                     (focus)="inFocus()"
                     (ngModelChange)="didChange()"
                     [readOnly]="feedback.gradingInstruction || readOnly"
+                    [disabled]="!!feedback.gradingInstruction || readOnly"
                 />
             </div>
         </div>
diff --git a/src/main/webapp/app/exercises/text/manage/text-exercise/text-exercise-update.component.html b/src/main/webapp/app/exercises/text/manage/text-exercise/text-exercise-update.component.html
index 835cd841091d..fc83b64e64df 100644
--- a/src/main/webapp/app/exercises/text/manage/text-exercise/text-exercise-update.component.html
+++ b/src/main/webapp/app/exercises/text/manage/text-exercise/text-exercise-update.component.html
@@ -12,10 +12,6 @@ <h2 id="jhi-text-exercise-heading-import" jhiTranslate="artemisApp.textExercise.
     <jhi-form-status-bar [formStatusSections]="formSectionStatus" />
     <div>
         <h3 jhiTranslate="artemisApp.exercise.sections.general" id="artemisApp.exercise.sections.general">General Information</h3>
-        <div class="form-group" [hidden]="isImport || !textExercise.id">
-            <label for="id" jhiTranslate="global.field.id">ID</label>
-            <input type="text" class="form-control" id="id" name="id" [(ngModel)]="textExercise.id" readonly />
-        </div>
         <jhi-exercise-title-channel-name [exercise]="textExercise" [course]="textExercise.course" [minTitleLength]="3" [isImport]="isImport" [isExamMode]="isExamMode" />
         @if (!isExamMode) {
             <div class="form-group position-relative">
diff --git a/src/main/webapp/app/exercises/text/participate/text-editor.component.html b/src/main/webapp/app/exercises/text/participate/text-editor.component.html
index c34cdcad4903..cf2d33432a6b 100644
--- a/src/main/webapp/app/exercises/text/participate/text-editor.component.html
+++ b/src/main/webapp/app/exercises/text/participate/text-editor.component.html
@@ -46,8 +46,8 @@
                             class="text-editor-textarea"
                             [maxLength]="maxCharacterCount"
                             [(ngModel)]="answer"
-                            [readonly]="!isActive || !submission || !isOwnerOfParticipation"
-                            [disabled]="!isActive || !submission"
+                            [readOnly]="!isActive || !submission || !isOwnerOfParticipation"
+                            [disabled]="!isActive || !submission || !isOwnerOfParticipation"
                             (keydown.tab)="onTextEditorTab(textEditor, $event)"
                             (input)="onTextEditorInput($event)"
                         ></textarea>
diff --git a/src/main/webapp/app/lecture/lecture-unit/lecture-unit-management/attachment-unit-form/attachment-unit-form.component.html b/src/main/webapp/app/lecture/lecture-unit/lecture-unit-management/attachment-unit-form/attachment-unit-form.component.html
index 393914dd260d..20d012c8a60d 100644
--- a/src/main/webapp/app/lecture/lecture-unit/lecture-unit-management/attachment-unit-form/attachment-unit-form.component.html
+++ b/src/main/webapp/app/lecture/lecture-unit/lecture-unit-management/attachment-unit-form/attachment-unit-form.component.html
@@ -111,7 +111,7 @@
             </div>
             <div class="form-group">
                 <label for="version">{{ 'artemisApp.attachmentUnit.createAttachmentUnit.version' | artemisTranslate }}</label>
-                <input id="version" class="form-control" type="text" readonly formControlName="version" />
+                <input id="version" class="form-control disabled" type="text" readonly formControlName="version" />
             </div>
             <div class="row">
                 <div class="col-12">
diff --git a/src/main/webapp/app/lecture/lecture-unit/lecture-unit-management/attachment-unit-form/attachment-unit-form.component.ts b/src/main/webapp/app/lecture/lecture-unit/lecture-unit-management/attachment-unit-form/attachment-unit-form.component.ts
index 85e21070abfa..bfa4d64ea9a2 100644
--- a/src/main/webapp/app/lecture/lecture-unit/lecture-unit-management/attachment-unit-form/attachment-unit-form.component.ts
+++ b/src/main/webapp/app/lecture/lecture-unit/lecture-unit-management/attachment-unit-form/attachment-unit-form.component.ts
@@ -88,7 +88,7 @@ export class AttachmentUnitFormComponent implements OnInit, OnChanges {
             name: [undefined as string | undefined, [Validators.required, Validators.maxLength(255)]],
             description: [undefined as string | undefined, [Validators.maxLength(1000)]],
             releaseDate: [undefined as dayjs.Dayjs | undefined],
-            version: [1],
+            version: [{ value: 1, disabled: true, readOnly: true }],
             updateNotificationText: [undefined as string | undefined, [Validators.maxLength(1000)]],
             competencies: [undefined as Competency[] | undefined],
         });
diff --git a/src/main/webapp/app/lecture/lecture-update.component.html b/src/main/webapp/app/lecture/lecture-update.component.html
index 25e794d24783..92e6d5001b5b 100644
--- a/src/main/webapp/app/lecture/lecture-update.component.html
+++ b/src/main/webapp/app/lecture/lecture-update.component.html
@@ -27,10 +27,6 @@ <h2 id="jhi-lecture-heading" jhiTranslate="artemisApp.lecture.home.createOrEditL
                     </div>
                 </div>
                 <div>
-                    <div class="form-group" [hidden]="!lecture.id">
-                        <label for="id" jhiTranslate="global.field.id">ID</label>
-                        <input type="text" class="form-control" id="id" name="id" [(ngModel)]="lecture.id" readonly />
-                    </div>
                     <jhi-lecture-title-channel-name [lecture]="lecture" />
                     <div class="form-group" id="field_description">
                         <label class="form-control-label" jhiTranslate="artemisApp.lecture.description" for="field_description">Description</label>
diff --git a/src/main/webapp/app/overview/course-conversations/dialogs/conversation-detail-dialog/tabs/conversation-info/conversation-info.component.html b/src/main/webapp/app/overview/course-conversations/dialogs/conversation-detail-dialog/tabs/conversation-info/conversation-info.component.html
index 31e330490f9b..bc11bb78838f 100644
--- a/src/main/webapp/app/overview/course-conversations/dialogs/conversation-detail-dialog/tabs/conversation-info/conversation-info.component.html
+++ b/src/main/webapp/app/overview/course-conversations/dialogs/conversation-detail-dialog/tabs/conversation-info/conversation-info.component.html
@@ -8,6 +8,7 @@
                         <textarea
                             class="form-control"
                             readonly
+                            disabled
                             placeholder="dummyPlaceholder"
                             id="name"
                             value="{{ channelOrGroupChat.name ?? ('artemisApp.dialogs.conversationDetail.infoTab.noName' | artemisTranslate) }}"
@@ -32,6 +33,7 @@
                         <textarea
                             class="form-control large"
                             readonly
+                            disabled
                             placeholder="dummyPlaceholder"
                             id="topic"
                             value="{{ channel.topic ?? ('artemisApp.dialogs.conversationDetail.infoTab.noTopic' | artemisTranslate) }}"
@@ -53,6 +55,7 @@
                         <textarea
                             class="form-control large"
                             readonly
+                            disabled
                             placeholder="dummyPlaceholder"
                             id="description"
                             value="{{ channel.description ?? ('artemisApp.dialogs.conversationDetail.infoTab.noDescription' | artemisTranslate) }}"