Error in intellij 2022.1 Beta with Jdk 18

[greenhull]

I'm getting the following error report in Intellij 2022.1 Beta with open JDK 18: (please redirect me to a better place for this if it exists)

java.lang.IllegalStateException: You must not register toolwindow programmatically so early. Rework code or use ToolWindowManager.invokeLater
at com.intellij.openapi.wm.impl.ToolWindowManagerImpl.getToolWindowPaneIfInitialized(ToolWindowManagerImpl.kt:490)
at com.intellij.openapi.wm.impl.ToolWindowManagerImpl.registerToolWindow(ToolWindowManagerImpl.kt:928)
at com.jetbrains.rdserver.toolWindow.BackendServerToolWindowManager.registerToolWindow(BackendServerToolWindowManager.kt:89)
at com.intellij.openapi.wm.ToolWindowManager.registerToolWindow(ToolWindowManager.kt:43)
at org.antlr.intellij.plugin.ANTLRv4PluginController.createToolWindows(ANTLRv4PluginController.java:134)
at org.antlr.intellij.plugin.ANTLRv4PluginController.projectOpened(ANTLRv4PluginController.java:120)
at com.intellij.openapi.project.impl.ProjectManagerExImplKt$openProject$$inlined$executeInEdtWithProgress$1$1$lambda$1.invoke(ProjectManagerExImpl.kt:503)
at com.intellij.openapi.project.impl.ProjectManagerExImplKt$openProject$$inlined$executeInEdtWithProgress$1$1$lambda$1.invoke(ProjectManagerExImpl.kt)
at com.intellij.serviceContainer.ComponentManagerImpl.processInitializedComponents(ComponentManagerImpl.kt:1324)
at com.intellij.openapi.project.impl.ProjectManagerExImplKt$openProject$$inlined$executeInEdtWithProgress$1$1.run(ProjectManagerExImpl.kt:611)
at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$executeProcessUnderProgress$12(CoreProgressManager.java:608)
at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:683)
at com.intellij.openapi.progress.impl.CoreProgressManager.computeUnderProgress(CoreProgressManager.java:639)
at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:607)
at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:60)
at com.intellij.openapi.project.impl.ProjectManagerExImplKt$openProject$$inlined$executeInEdtWithProgress$1.run(ProjectManagerExImpl.kt:460)
at com.intellij.openapi.application.TransactionGuardImpl.runWithWritingAllowed(TransactionGuardImpl.java:215)
at com.intellij.openapi.application.TransactionGuardImpl.access$100(TransactionGuardImpl.java:22)
at com.intellij.openapi.application.TransactionGuardImpl$1.run(TransactionGuardImpl.java:197)
at com.intellij.openapi.application.impl.ApplicationImpl.runIntendedWriteActionOnCurrentThread(ApplicationImpl.java:873)
at com.intellij.openapi.application.impl.ApplicationImpl$3.run(ApplicationImpl.java:511)
at com.intellij.openapi.application.impl.LaterInvocator$1.run(LaterInvocator.java:96)
at com.intellij.openapi.application.impl.FlushQueue.doRun(FlushQueue.java:69)
at com.intellij.openapi.application.impl.FlushQueue.runNextEvent(FlushQueue.java:112)
at com.intellij.openapi.application.impl.FlushQueue.flushNow(FlushQueue.java:42)
at java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:313)
at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:776)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:727)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721)
at java.base/java.security.AccessController.doPrivileged(Native Method)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:746)
at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.java:898)
at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:746)
at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$6(IdeEventQueue.java:439)
at com.intellij.openapi.progress.impl.CoreProgressManager.computePrioritized(CoreProgressManager.java:803)
at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$7(IdeEventQueue.java:438)
at com.intellij.openapi.application.TransactionGuardImpl.performActivity(TransactionGuardImpl.java:106)
at com.intellij.ide.IdeEventQueue.performActivity(IdeEventQueue.java:604)
at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$8(IdeEventQueue.java:436)
at com.intellij.openapi.application.impl.ApplicationImpl.runIntendedWriteActionOnCurrentThread(ApplicationImpl.java:873)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:484)
at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:207)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117)
at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113)
at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105)
at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:92)