Execution failed for task ':app:compileDebugJavaWithJavac' Android Studio 3.1 Update

Question

I am getting error after updating the version of Android Studio 3.1 Canary 6

I don\'t why its happen, before that it\'s running successfully.

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Answer 1

• My solution is simple, don't look at the error notification in Build - Run tasks (which should be Execution failed for task ':app:compileDebugJavaWithJavac')

• Just fix all errors in the Java Compiler section below it.