com.android.ide.common.signing.KeytoolException: Failed to read key AndroidDebugKey from store

error message

After the program build is successful, when the simulator is opened to run the app, the following error occurs. Unable to read debug.keystore from the default storage location because it is locked by the process. The solution is to delete the path mentioned in the error report debug.keystoreand debug.keystore.locka new debug.keystore will be regenerated when the emulator is running.

Execution failed for task ':app:packageDebug'. 
A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
com.android.ide.common.signing.KeytoolException: 
Failed to read key AndroidDebugKey from store "C:\Users\FASHION\.android\debug.keystore": 
Invalid keystore format

Execution failed for task ':app:packageDebug'.
> A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
   > com.android.ide.common.signing.KeytoolException: Failed to read key AndroidDebugKey from store "C:\Users\������������\.android\debug.keystore": Invalid keystore format

* Try:
Run with --info or --debug option to get more log output. Run with --scan to get full insights.

* Exception is:
org.gradle.api.tasks.TaskExecutionException: Execution failed for task ':app:packageDebug'.
	at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$3.accept(ExecuteActionsTaskExecuter.java:166)
	at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$3.accept(ExecuteActionsTaskExecuter.java:163)
org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:64)
	at org.gradle.internal.concurrent.ManagedExecutorImpl$1.run(ManagedExecutorImpl.java:48)
	at org.gradle.internal.concurrent.ThreadFactoryImpl$ManagedThreadRunnable.run(ThreadFactoryImpl.java:56)
Caused by: org.gradle.tooling.BuildException: 1 exception was raised by workers:
A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
	... 34 more
Caused by: com.android.ide.common.workers.WorkerExecutorException: 1 exception was raised by workers:
A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
	at com.android.build.gradle.internal.tasks.Workers$WorkerExecutorAdapter.await(Workers.kt:297)
	at com.android.build.gradle.internal.scope.BuildElements$WorkersBasedScheduler$transform$2.call(BuildElements.kt:169)
	... 95 more
Caused by: org.gradle.workers.internal.DefaultWorkerExecutor$WorkExecutionException: A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
com.android.build.gradle.internal.packaging.IncrementalPackagerBuilder.withSigning(IncrementalPackagerBuilder.java:260)
	... 29 more
Caused by: java.io.IOException: Invalid keystore format
	at com.android.ide.common.signing.KeystoreHelper.getCertificateInfo(KeystoreHelper.java:187)
	... 30 more

Solution

1. Close AS, open `C:\Users\用户名\.android`the directory, find the following two files and delete them.

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2. When deleting, it may prompt `debug.keystore`that the file has been opened by Java, so we click Cancel.

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3. `Ctrl + Shift + Esc`Open the task manager, find `Java（TM）Platform SE binary`the process named , and end the process.

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4. Delete the debug.keystore that was not deleted just now. Then restart the AS and run the app successfully.

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