Android studio 問題2 ：Error:Execution failed for task ‘:app:preDebugAndroidTestBuild’. Conflict

關閉項目，隔天打開遇到的bug 問題： Error:Execution failed for task ‘:app:preDebugAndroidTestBuild’.  Conflict with dependency ‘com.android.support:support-annotations’ in project ‘:app’. Resolved versions for app (2

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