Here is a dump of my output. Seems to be permission issues but I cannot be sure. Anybody can help?
-e Removing WhatsApp 2.18.191 skipping data
Success
-e Removal complete
-e Installing legacy WhatsApp 2.11.431
adb: failed to install tmp/LegacyWhatsApp.apk: Failure [INSTALL_FAILED_VERSION_DOWNGRADE]
-e Install complete
Now unlock your device and confirm the backup operation...
-e
Please enter your backup password (leave blank for none) and press Enter:
Exception in thread "main" java.lang.reflect.InvocationTargetException
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:564)
at org.eclipse.jdt.internal.jarinjarloader.JarRsrcLoader.main(JarRsrcLoader.java:58)
Caused by: java.lang.RuntimeException: java.lang.IllegalArgumentException: Don't know how to process version 5
at org.nick.abe.AndroidBackup.extractAsTar(AndroidBackup.java:420)
at org.nick.abe.Main.main(Main.java:128)
... 5 more
Caused by: java.lang.IllegalArgumentException: Don't know how to process version 5
at org.nick.abe.AndroidBackup.extractAsTar(AndroidBackup.java:282)
... 6 more
tar: Error opening archive: Failed to open 'tmp/whatsapp.tar'
tar: Error opening archive: Failed to open 'tmp/whatsapp.tar'
tar: Error opening archive: Failed to open 'tmp/whatsapp.tar'
Here is a dump of my output. Seems to be permission issues but I cannot be sure. Anybody can help?