Espresso android - IllegalStateException: UiAutomationService android.accessibilityservice.IAccessibilityServiceClient already registered

Question

Getting IllegalStateException exception randomly running on AWS, for the below defined Rule

@Rule
public GrantPermissionRule permissionRule = GrantPermissionRule.grant(<permissions>)

Here is the exception trace

INSTRUMENTATION_STATUS: stack=java.lang.IllegalStateException: UiAutomationService android.accessibilityservice.IAccessibilityServiceClient$Stub$Proxy@8129d6balready registered!
at android.os.Parcel.createException(Parcel.java:2079)
at android.os.Parcel.readException(Parcel.java:2039)
at android.os.Parcel.readException(Parcel.java:1987)
at android.app.IUiAutomationConnection$Stub$Proxy.connect(IUiAutomationConnection.java:427)
at android.app.UiAutomation.connect(UiAutomation.java:241)
at android.app.Instrumentation.getUiAutomation(Instrumentation.java:2167)
at android.app.Instrumentation.getUiAutomation(Instrumentation.java:2124)
at androidx.test.runner.permission.UiAutomationShellCommand.<init>(UiAutomationShellCommand.java:65)
at androidx.test.runner.permission.PermissionRequester.addPermissions(PermissionRequester.java:92)
at androidx.test.rule.GrantPermissionRule.grantPermissions(GrantPermissionRule.java:100)
at androidx.test.rule.GrantPermissionRule.grant(GrantPermissionRule.java:94)

What could be wrong ?

Answer 1

This is your Android emulator Bug! Try another or delete and create new again...

@Rule
@JvmField
val lGrantPermissionRule: GrantPermissionRule = GrantPermissionRule.grant(Manifest.permission.ACCESS_FINE_LOCATION)

Answer 2

This may be your emulator issue. Try any one of below solutions,

• Try cold booting your emulator(restarting)
• Or wipe emulator data
• Or create new emulator and try again