microsoft / microsoft/azure-tools-for-java

[IntelliJ] Uncaught Exception java.lang.UnsupportedOperationException

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Dominant language
Java
Stars
262
Forks
185
Avg merge
2d 21h
Merged PRs (30d)
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Description

IntelliJ build version: 2025.3.4 IU-253.32098.37
OS: Windows 11
JDK: JetBrains s.r.o. 21.0.10
Plugin version: 3.97.4-2025.3
Additional Info: None
Parent component:

com.intellij.openapi.wm.impl.IdeRootPane[,8,0,1384x992,invalid,layout=com.intellij.openapi.wm.impl.IdeRootPane$CustomHeaderRootLayout,alignmentX=0.0,alignmentY=0.0,border=,flags=449,maximumSize=,minimumSize=,preferredSize=]

Error message:

IdeaLoggingEvent[message=null, throwable=java.lang.UnsupportedOperationException
	at <REDACTED: user-file-path>$UnmodifiableCollection.removeIf(Collections.java:1121)
	at com.microsoft.azure.toolkit.intellij.connector.dotazure.BeforeRunTaskAdder.artifactMayChanged(BeforeRunTaskAdder.java:80)
	at com.microsoft.intellij.util.BuildArtifactBeforeRunTaskUtils.updateConnectorBeforeRunTask(BuildArtifactBeforeRunTaskUtils.java:66)
	at com.microsoft.azure.toolkit.intellij.legacy.function.runner.localrun.ui.FunctionRunPanel.onSelectModule(FunctionRunPanel.java:99)
	at com.microsoft.azure.toolkit.intellij.legacy.function.runner.localrun.ui.FunctionRunPanel.lambda$fillModules$2(FunctionRunPanel.java:211)
	at com.microsoft.azure.toolkit.lib.common.task.AzureTask.lambda$new$0(AzureTask.java:119)
	at com.microsoft.azure.toolkit.lib.common.task.AzureTaskManager.lambda$null$0(AzureTaskManager.java:273)
	at com.microsoft.azure.toolkit.lib.common.operat

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First steps

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  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start at com.microsoft.azure.toolkit.intellij.connector.dotazure.BeforeRunTaskAdder.java line 80, then trace the call from FunctionRunPanel.onSelectModule. Reproduce the error by selecting a module in the local function run panel and verify that the UnsupportedOperationException no longer occurs.

Written by the indexing model from the issue text.

Assessment

Tech stack
java
Domain
devtools
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Quiet
Clarity
Mostly clear
Newbie friendliness
58/100

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