restore whatsApp from local db depend on crypt7 protocol

[Android Central Question]

I have local DB backup the extension of this backup is crypt7, after I install WhatsApp it ask me if I want to restore after I agree it start restoring process, when achieve to 38% it give error message “WhatsApp sorry we were unable to restore any of your message history backups” and end restoring process please I have very important chat how I can restore them
note: i get this backup from sony arch at 2015 and i try to restore from note8
With regards

 

[B. Diddy]

I moved this to the WhatsApp forum for more specific traffic.

 

[snowchan]

I am also having the exact problem. Please share if you have found any solution to resolve. Thank you!