Can't load log handler "com.microsoft.applicationinsights.TelemetryClient" - AI 3.5.2 in Java

[prapalav]

Expected behavior

No error.

Actual behavior

2024-05-09 00:08:32.520+05:30 WARN c.a.c.h.netty.implementation.Utility - The following Netty dependencies have versions that do not match the versions specified in the azure-core-http-netty pom.xml file. This may result in unexpected behavior. If your application runs without issue this message can be ignored, otherwise please update the Netty dependencies to match the versions specified in the pom.xml file. Versions found in runtime: 'io.netty:netty-common' version not found (expected: 4.1.101.Final),'io.netty:netty-handler' version not found (expected: 4.1.101.Final),'io.netty:netty-handler-proxy' version not found (expected: 4.1.101.Final),'io.netty:netty-buffer' version not found (expected: 4.1.101.Final),'io.netty:netty-codec' version not found (expected: 4.1.101.Final),'io.netty:netty-codec-http' version not found (expected: 4.1.101.Final),'io.netty:netty-codec-http2' version not found (expected: 4.1.101.Final)
2024-05-09 00:08:40.416+05:30 INFO c.m.applicationinsights.agent - Application Insights Java Agent 3.5.2 started successfully (PID 36100, JVM running for 14.524 s)
2024-05-09 00:08:40.418+05:30 INFO c.m.applicationinsights.agent - Java version: 1.8.0_202, vendor: Oracle Corporation, home: C:\Program Files\Java\jdk1.8.0_202\jre
Can't load log handler "com.microsoft.applicationinsights.TelemetryClient"
java.lang.ClassNotFoundException: com.microsoft.applicationinsights.TelemetryClient
java.lang.ClassNotFoundException: com.microsoft.applicationinsights.TelemetryClient
at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at java.util.logging.LogManager$5.run(LogManager.java:965)
at java.security.AccessController.doPrivileged(Native Method)
at java.util.logging.LogManager.loadLoggerHandlers(LogManager.java:958)
at java.util.logging.LogManager.initializeGlobalHandlers(LogManager.java:1578)
at java.util.logging.LogManager.access$1500(LogManager.java:145)
at java.util.logging.LogManager$RootLogger.accessCheckedHandlers(LogManager.java:1667)
at java.util.logging.Logger.getHandlers(Logger.java:1777)
at java.util.logging.Logger.log(Logger.java:735)
at java.util.logging.Logger.doLog(Logger.java:765)
at java.util.logging.Logger.log(Logger.java:788)
at java.util.logging.Logger.info(Logger.java:1490)

The application is simple hello world type. No maven or gradle. AI jar is kept in subfolder lib in root folder. Added corresponding config file with connection string. Added VM argument to point to java agent 3.5.2 jar. Application produced output as expected but got this error also.

To Reproduce

Submitting a PR with an example reproducing the issue in this repository would make it easier for the Application Insight maintainers to help you. Before doing this, you have to fork this repository.

System information

Please provide the following information:

• SDK Version: 3.5.2
• OS type and version: Windows 11
• Application Server type and version (if applicable):
• Using spring-boot? No
• Additional relevant libraries (with version, if applicable): JDK 8

Logs

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Screenshots

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[trask]

hi @prapalav! I don't think I've seen this error before, can you create a github repository with a small repro that we can run and troubleshoot the issue?

[microsoft-github-policy-service]

This issue has been automatically marked as stale because it has been marked as requiring author feedback but has not had any activity for 7 days. It will be closed if no further activity occurs within 7 days of this comment.