[Xposed Framework Modules] MrWGT:
When I enable xtouchwiz i get nullpointerexceptions in xposed log:

03-05 16:01:42.470 I/Xposed ( 3100): -----------------

03-05 16:01:42.470 I/Xposed ( 3100): Starting Xposed version 80.0 (custom build by wanam / 20160211), compiled for SDK 23

03-05 16:01:42.470 I/Xposed ( 3100): Device: SM-G920F (samsung), Android version 6.0.1 (SDK 23)

03-05 16:01:42.470 I/Xposed ( 3100): ROM: MMB29K.G920FXXU3DPAD

03-05 16:01:42.470 I/Xposed ( 3100): Build fingerprint: samsung/zerofltexx/zeroflte:6.0.1/MMB29K/G920FXXU3DPAD:user/release-keys

03-05 16:01:42.470 I/Xposed ( 3100): Platform: arm64-v8a, 64-bit binary, system server: yes

03-05 16:01:42.470 I/Xposed ( 3100): SELinux enabled: yes, enforcing: yes

03-05 16:01:43.500 I/Xposed ( 3100): -----------------

03-05 16:01:43.500 I/Xposed ( 3100): Added Xposed (/system/framework/XposedBridge.jar) to CLASSPATH

03-05 16:01:52.580 I/Xposed ( 3101): -----------------

03-05 16:01:52.580 I/Xposed ( 3101): Starting Xposed version 80.0 (custom build by wanam / 20160211), compiled for SDK 23

03-05 16:01:52.580 I/Xposed ( 3101): Device: SM-G920F (samsung), Android version 6.0.1 (SDK 23)

03-05 16:01:52.580 I/Xposed ( 3101): ROM: MMB29K.G920FXXU3DPAD

03-05 16:01:52.580 I/Xposed ( 3101): Build fingerprint: samsung/zerofltexx/zeroflte:6.0.1/MMB29K/G920FXXU3DPAD:user/release-keys

03-05 16:01:52.580 I/Xposed ( 3101): Platform: arm64-v8a, 32-bit binary, system server: no

03-05 16:01:52.580 I/Xposed ( 3101): SELinux enabled: yes, enforcing: yes

03-05 16:01:52.590 I/Xposed ( 3101): -----------------

03-05 16:01:52.590 I/Xposed ( 3101): Added Xposed (/system/framework/XposedBridge.jar) to CLASSPATH

03-05 16:02:25.780 I/Xposed ( 3100): Detected ART runtime

03-05 16:02:25.790 I/Xposed ( 3100): Found Xposed class de/robv/android/xposed/XposedBridge, now initializing

03-05 16:02:26.570 I/Xposed ( 3100): Loading modules from /data/app/com.oasisfeng.greenify-1/base.apk

03-05 16:02:32.410 I/Xposed ( 3100): Loading class com.oasisfeng.greenify.pro.FrameworkPatch

03-05 16:02:32.420 I/Xposed ( 3100): Loading class com.oasisfeng.greenify.pro.SettingsPatch

03-05 16:02:32.420 I/Xposed ( 3100): Loading modules from /data/app/com.ryansteckler.nlpunbounce-1/base.apk

03-05 16:02:34.630 I/Xposed ( 3100): Loading class com.ryansteckler.nlpunbounce.hooks.Wakelocks

03-05 16:02:34.640 I/Xposed ( 3100): Loading modules from /data/app/ma.wanam.xtouchwiz-1/base.apk

03-05 16:02:35.150 I/Xposed ( 3100): Loading class ma.wanam.xtouchwiz.Xposed

03-05 16:02:43.760 I/Xposed ( 3101): Detected ART runtime

03-05 16:02:43.770 I/Xposed ( 3101): Found Xposed class de/robv/android/xposed/XposedBridge, now initializing

03-05 16:02:44.080 I/Xposed ( 3101): Loading modules from /data/app/com.oasisfeng.greenify-1/base.apk

03-05 16:02:47.690 I/Xposed ( 3101): Loading class com.oasisfeng.greenify.pro.FrameworkPatch

03-05 16:02:47.700 I/Xposed ( 3101): Loading class com.oasisfeng.greenify.pro.SettingsPatch

03-05 16:02:47.700 I/Xposed ( 3101): Loading modules from /data/app/com.ryansteckler.nlpunbounce-1/base.apk

03-05 16:02:48.890 I/Xposed ( 3101): Loading class com.ryansteckler.nlpunbounce.hooks.Wakelocks

03-05 16:02:48.890 I/Xposed ( 3101): Loading modules from /data/app/ma.wanam.xtouchwiz-1/base.apk

03-05 16:02:49.180 I/Xposed ( 3101): Loading class ma.wanam.xtouchwiz.Xposed

03-05 16:03:10.120 I/Xposed ( 3968): Amplify: Version 3.3.6c

03-05 16:03:10.130 I/Xposed ( 3968): Amplify: Attempting 19to21 AlarmHook

03-05 16:03:10.130 I/Xposed ( 3968): Amplify: Successful 19to21 AlarmHook

03-05 16:03:10.130 I/Xposed ( 3968): Amplify: Attempting 21 WakeLockHook

03-05 16:03:10.130 I/Xposed ( 3968): Amplify: Successful 21 WakeLockHook

03-05 16:03:10.130 I/Xposed ( 3968): Amplify: Service Blocking Status: true

03-05 16:03:10.130 I/Xposed ( 3968): Amplify: Attempting 23 ServiceHook

03-05 16:03:10.130 I/Xposed ( 3968): Amplify: Successful 23 ServiceHook

03-05 16:05:11.200 E/Xposed ( 3968): java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.Class java.lang.Object.getClass()' on a null object reference

03-05 16:05:11.200 E/Xposed ( 3968): at de.robv.android.xposed.XposedHelpers.callMethod(XposedHelpers.java:932)

03-05 16:05:11.200 E/Xposed ( 3968): at ma.wanam.xtouchwiz.XPM23$1.afterHookedMethod(Unknown Source)

03-05 16:05:11.200 E/Xposed ( 3968): at de.robv.android.xposed.XposedBridge.handleHookedMethod(XposedBridge.java:707)

03-05 16:05:11.200 E/Xposed ( 3968): at com.android.server.pm.PackageManagerService.grantPermissionsLPw(<Xposed>)

03-05 16:05:11.200 E/Xposed ( 3968): at com.android.server.pm.PackageManagerService.updatePermissionsLPw(PackageManagerService.java:12519)

03-05 16:05:11.200 E/Xposed ( 3968): at com.android.server.pm.PackageManagerService.loadMediaPackages(PackageManagerService.java:23059)

03-05 16:05:11.200 E/Xposed ( 3968): at com.android.server.pm.PackageManagerService.updateExternalMediaStatusInner(PackageManagerService.java:22900)

03-05 16:05:11.200 E/Xposed ( 3968): at com.android.server.pm.PackageManagerService.scanAvailableAsecs(PackageManagerService.java:22780)

03-05 16:05:11.200 E/Xposed ( 3968): at com.android.server.MountService.handleDaemonConnected(MountService.java:1108)

03-05 16:05:11.200 E/Xposed ( 3968): at com.android.server.MountService.access$600(MountService.java:180)

03-05 16:05:11.200 E/Xposed ( 3968): at com.android.server.MountService$MountServiceHandler.handleMessage(MountService.java:671)

03-05 16:05:11.200 E/Xposed ( 3968): at android.os.Handler.dispatchMessage(Handler.java:102)

03-05 16:05:11.200 E/Xposed ( 3968): at android.os.Looper.loop(Looper.java:158)

03-05 16:05:11.200 E/Xposed ( 3968): at android.os.HandlerThread.run(HandlerThread.java:61)

Any idea what could cause it?