NullPointerException

[Swordce]

java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.Resources$Theme android.content.Context.getTheme()' on a null object reference
at android.app.AlertDialog.resolveDialogTheme(AlertDialog.java:241)
at android.app.AlertDialog$Builder.(AlertDialog.java:471)
at com.mylhyl.acp.AcpManager.showDeniedDialog(AcpManager.java:196)
at com.mylhyl.acp.AcpManager.onRequestPermissionsResult(AcpManager.java:185)
at com.mylhyl.acp.AcpActivity.onRequestPermissionsResult(AcpActivity.java:28)
at android.app.Activity.dispatchRequestPermissionsResult(Activity.java:7435)
at android.app.Activity.dispatchActivityResult(Activity.java:7287)
at android.app.ActivityThread.deliverResults(ActivityThread.java:4396)
at android.app.ActivityThread.performResumeActivity(ActivityThread.java:3660)
at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:3736)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2935)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1648)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:185)
at android.app.ActivityThread.main(ActivityThread.java:6615)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:916)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:806)

java.lang.RuntimeException: Unable to resume activity {com.pufei.gxdt/com.mylhyl.acp.AcpActivity}: java.lang.RuntimeException: Failure delivering result ResultInfo{who=@android:requestPermissions:, request=56, result=-1, data=Intent { act=android.content.pm.action.REQUEST_PERMISSIONS (has extras) }} to activity {com.pufei.gxdt/com.mylhyl.acp.AcpActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.Resources$Theme android.content.Context.getTheme()' on a null object reference
at android.app.ActivityThread.performResumeActivity(ActivityThread.java:3686)
at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:3736)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2935)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1648)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:185)
at android.app.ActivityThread.main(ActivityThread.java:6615)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:916)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:806)

Caused by: java.lang.RuntimeException: Failure delivering result ResultInfo{who=@android:requestPermissions:, request=56, result=-1, data=Intent { act=android.content.pm.action.REQUEST_PERMISSIONS (has extras) }} to activity {com.pufei.gxdt/com.mylhyl.acp.AcpActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.res.Resources$Theme android.content.Context.getTheme()' on a null object reference
at android.app.ActivityThread.deliverResults(ActivityThread.java:4400)
at android.app.ActivityThread.performResumeActivity(ActivityThread.java:3660)
... 10 more