Crash all time when I try to config OwnCloud

[killee]

Hi,

it crash when I try to config the OwnCloud. I've attached the crash report.

Any possibility to fix it?

Kille

BRAND=OnePlus
PHONE_MODEL=ONEPLUS A3003
ANDROID_VERSION=7.1.1
APP_VERSION_CODE=12
CUSTOM_DATA=
STACK_TRACE=java.lang.ClassCastException: android.widget.FrameLayout cannot be cast to android.widget.LinearLayout
at picframe.at.picframe.activities.SettingsActivity.setUpNestedScreen(SettingsActivity.java:451)
at picframe.at.picframe.activities.SettingsActivity.onPreferenceTreeClick(SettingsActivity.java:431)
at android.preference.Preference.performClick(Preference.java:1005)
at android.preference.PreferenceScreen.onItemClick(PreferenceScreen.java:249)
at android.widget.AdapterView.performItemClick(AdapterView.java:310)
at android.widget.AbsListView.performItemClick(AbsListView.java:1165)
at android.widget.AbsListView$PerformClick.run(AbsListView.java:3137)
at android.widget.AbsListView$3.run(AbsListView.java:4052)
at android.os.Handler.handleCallback(Handler.java:751)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6321)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776)