microsoft / microsoft/azure-tools-for-java
[IntelliJ] Uncaught Exception Operator called default onErrorDropped reactor.core.Exceptions$ErrorCallbackNotImplemented: java.net.SocketException: Connection reset
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- Dominant language
- Java
- Stars
- 262
- Forks
- 185
- Avg merge
- 2d 21h
- Merged PRs (30d)
- 1
Description
IntelliJ build version: 2026.2.2 IU-262.10315.125
OS: Mac OS X
JDK: JetBrains s.r.o. 25.0.4
Plugin version: 3.97.7-2026.2
Additional Info: None
Parent component:
com.intellij.openapi.wm.impl.IdeRootPane[,0,0,1023x1119,layout=com.intellij.openapi.wm.impl.IdeRootPane$CustomHeaderRootLayout,alignmentX=0.0,alignmentY=0.0,border=,flags=449,maximumSize=,minimumSize=,preferredSize=]
Error message:
IdeaLoggingEvent[message=Operator called default onErrorDropped, throwable=reactor.core.Exceptions$ErrorCallbackNotImplemented: java.net.SocketException: Connection reset
Caused by: java.net.SocketException: Connection reset
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
No source file, test, or entry point is identified. Start by reproducing the error with IntelliJ IU-262.10315.125, macOS, JDK 25.0.4, and plugin 3.97.7-2026.2, then trace the Reactor onErrorDropped event and connection reset to the responsible plugin operation; done means identifying the trigger and covering the corrected behavior with a regression test.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java
- Domain
- desktop, tooling
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Active
- Clarity
- Needs clarification
- Newbie friendliness
- 30/100