[Bug] App crash in user prefs

[abliss]

Description I upgraded from v5 to v6, and now whenever I enter User Preferences I get a crash.

Steps To Reproduce

1. press red settings gear
2. press User Prefrences
3. crash

Screenshots Only if there's no clear logs, add screenshots to help explain your problem.

System Information(please complete the following information):

• Device: Cosmo Communicator
• Android Version: 9.0
• ROM: stock
• App's Version: 6.0.0

---

05-26 20:00:49.660 14588 14588 E AndroidRuntime: java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Integer
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at android.app.SharedPreferencesImpl.getInt(SharedPreferencesImpl.java:302)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at androidx.preference.Preference.l(Unknown Source:18)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at androidx.preference.SeekBarPreference.F(Unknown Source:13)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at androidx.preference.Preference.G(Unknown Source:0)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at androidx.preference.Preference.v(:6)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at t.s.d.d(:30)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at t.s.d.c(:2)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at androidx.preference.PreferenceFragmentCompat.M0(:5)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at com.machiav3lli.backup.fragments.PrefsUserFragment.K0(Unknown Source:3)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at androidx.preference.PreferenceFragmentCompat.U(:3)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at t.n.b.i0.e(:1)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at t.n.b.i0.k(:8)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at t.n.b.c0.E(:8)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at t.n.b.c0.Z(Unknown Source:84)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at t.n.b.c0.C(:4)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at t.n.b.c0$g.run(Unknown Source:3)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at android.os.Handler.handleCallback(Handler.java:873)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at android.os.Handler.dispatchMessage(Handler.java:99)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at android.os.Looper.loop(Looper.java:193)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at android.app.ActivityThread.main(ActivityThread.java:6703)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at java.lang.reflect.Method.invoke(Native Method)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
05-26 20:00:49.660 14588 14588 E AndroidRuntime:        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:911)

[abliss]

my shared_prefs.xml in caase it helps:`

root@localhost:/android/data/data/com.machiav3lli.backup/shared_prefs# cat com.machiav3lli.backup_preferences.xml
<?xml version='1.0' encoding='utf-8' standalone='yes' ?>
<map>
    <string name="languages">system</string>
    <boolean name="giveAllPermissions" value="true" />
    <boolean name="backupObbData" value="false" />
    <boolean name="biometricLock" value="false" />
    <boolean name="killBeforeAction" value="false" />
    <boolean name="backupDeviceProtectedData" value="true" />
    <boolean name="disableVerification" value="true" />
    <boolean name="acquireWakelock" value="true" />
    <string name="passwordConfirmation"></string>
    <string name="themes">system</string>
    <string name="password"></string>
    <boolean name="encryption" value="true" />
    <boolean name="enableSpecialBackups" value="false" />
    <boolean name="allowDowngrade" value="true" />
    <boolean name="excludeCache" value="true" />
    <string name="housekeepingMoment">after</string>
    <string name="oldBackups">7</string>
    <boolean name="backupExternalData" value="false" />
    <boolean name="rememberFiltering" value="true" />
    <int name="numBackupRevisions" value="2" />
</map>

[machiav3lli]

Just clear app's data as stated in the file CHANGELOG.md.