java.lang.IllegalArgumentException

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  • java.lang.IllegalArgumentException: Unknown operation string: android:system_alert_window at android.app.AppOpsManager.strOpToOp(AppOpsManager.java:1624) at android.app.AppOpsManager.checkOp(AppOpsManager.java:1646) at com.windowmanager.demo.util.MIUIUtils.isFloatWindowOpAllowed(MIUIUtils.java:73) at com.windowmanager.demo.compat.WindowManagerPermissionCompat$MIUIRomCompatImpl.hasFloatWindowPermission(WindowManagerPermissionCompat.java:163) at com.windowmanager.demo.compat.WindowManagerPermissionCompat.hasFloatWindowPermission(WindowManagerPermissionCompat.java:198) at com.windowmanager.demo.addons.settings.WindowManagerActivity.onCreate(WindowManagerActivity.java:92) at android.app.Activity.performCreate(Activity.java:6041) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1109) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2285) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2394) at android.app.ActivityThread.access$800(ActivityThread.java:154) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1308) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:135) at android.app.ActivityThread.main(ActivityThread.java:5276) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:908) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:703)
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