indefinite NullPointerException after single timeout

[Hr0bar]

Expected behavior

Connection polling cycle is retried successfully after it fails once

Actual behavior

ApplicationInsights fail permanently with null pointer exception after connection timeouts once

System information

Please provide the following information:

• SDK Version: ApplicationInsights 3.2.0
• OS type and version: Docker container openjdk:11.0.13-jre
• Application Server type and version (if applicable): Spring Boot 2.5.6
• Using spring-boot? Yes

Logs

After Insights are running successfully for random time, this occurs randomly:

after that this:

and from then every polling cycle indefinitely:

Config

Pretty much default:

ENTRYPOINT ["java","-javaagent:/app/applicationinsights-agent-3.2.0.jar","-jar",".............

{
  "connectionString": "InstrumentationKey=CENSORED;IngestionEndpoint=https://eastus2-0.in.applicationinsights.azure.com/",
  "role": {
    "name": "CENSORED"
  },
  "sampling": {
    "percentage": 50
  }
}

[heyams]

@Hr0bar can you try out this new build and confirm that if it fixes your issue?
https://github.com/microsoft/ApplicationInsights-Java/files/7422052/applicationinsights-agent-3.2.1-SNAPSHOT.jar.zip

[Hr0bar]

Thanks, Ill test it but have to wait some time to confirm, as the issue usually happens within less than three days of runtime.

[heyams]

fyi @Hr0bar this fix has been released in 3.2.2.
thank you for reporting.

[Hr0bar]

Thanks, seems the error is not occurring anymore