[Ground Zero ROMS Development] abhi.hassassin:
» [com.android.inputmethod.latin]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.android.inputmethod.latin.Antares-signed.apk (Permission denied)

» [com.android.inputmethod.latin]: Installation of "com.android.inputmethod.latin" has failed.

» [android]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/android.Antares-signed.apk (Permission denied)

» [android]: Installation of "android" has failed.

» [com.android.calculator2]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.android.calculator2.Antares-signed.apk (Permission denied)

» [com.android.calculator2]: Installation of "com.android.calculator2" has failed.

» [com.android.deskclock]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.android.deskclock.Antares-signed.apk (Permission denied)

» [com.android.deskclock]: Installation of "com.android.deskclock" has failed.

» [com.android.contacts]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.android.contacts.Antares-signed.apk (Permission denied)

» [com.android.contacts]: Installation of "com.android.contacts" has failed.

» [com.google.android.inputmethod.latin]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.google.android.inputmethod.latin.Antares-signed.apk (Permission denied)

» [com.google.android.inputmethod.latin]: Installation of "com.google.android.inputmethod.latin" has failed.

» [com.google.android.googlequicksearchbox]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.google.android.googlequicksearchbox.Antares-signed.apk (Permission denied)

» [com.google.android.googlequicksearchbox]: Installation of "com.google.android.googlequicksearchbox" has failed.

» [com.google.android.gms]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.google.android.gms.Antares-signed.apk (Permission denied)

» [com.google.android.gms]: Installation of "com.google.android.gms" has failed.

» [com.google.android.apps.plus]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.google.android.apps.plus.Antares-signed.apk (Permission denied)

» [com.google.android.apps.plus]: Installation of "com.google.android.apps.plus" has failed.

» [com.instagram.android]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.instagram.android.Antares-signed.apk (Permission denied)

» [com.instagram.android]: Installation of "com.instagram.android" has failed.

» [com.google.android.keep]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.google.android.keep.Antares-signed.apk (Permission denied)

» [com.google.android.keep]: Installation of "com.google.android.keep" has failed.

» [com.google.android.apps.messaging]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.google.android.apps.messaging.Antares-signed.apk (Permission denied)

» [com.google.android.apps.messaging]: Installation of "com.google.android.apps.messaging" has failed.

» [com.teslacoilsw.launcher]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.teslacoilsw.launcher.Antares-signed.apk (Permission denied)

» [com.teslacoilsw.launcher]: Installation of "com.teslacoilsw.launcher" has failed.

» [com.google.android.dialer]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.google.android.dialer.Antares-signed.apk (Permission denied)

» [com.google.android.dialer]: Installation of "com.google.android.dialer" has failed.

» [com.android.phone]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.android.phone.Antares-signed.apk (Permission denied)

» [com.android.phone]: Installation of "com.android.phone" has failed.

» [com.android.settings]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.android.settings.Antares-signed.apk (Permission denied)

» [com.android.settings]: Installation of "com.android.settings" has failed.

» [com.android.systemui]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.android.systemui.Antares-signed.apk (Permission denied)

» [com.android.systemui]: Installation of "com.android.systemui" has failed.

» [com.android.systemui.navbars]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.android.systemui.navbars.Antares-signed.apk (Permission denied)

» [com.android.systemui.navbars]: Installation of "com.android.systemui.navbars" has failed.

» [com.google.android.youtube]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/com.google.android.youtube.Antares-signed.apk (Permission denied)

» [com.google.android.youtube]: Installation of "com.google.android.youtube" has failed.

» [projekt.substratum]: APK could not be signed. java.io.FileNotFoundException: /storage/emulated/0/.substratum/projekt.substratum.Antares-signed.apk (Permission denied)

» [projekt.substratum]: Installation of "projekt.substratum" has failed.

Need help!!!

When i try to apply a theme in substratum, am getting this error msg.

I am on Tesla..root..gapps 7.1.1.

Tried to reboot several times

Flashed rom again but same result

Can't apply any theme, paid or free.