classified-ads-cms-voot-classified

I’m having problems installing the classified and when I’m going to put the purchase code for the error and possible the purchase code is wrong version below help please I’m from Brazil I already sent a message to the seller more does not answer the emails does not even enter the adm demo with the username and password to activate already tried all the ways someone there helps me

I’ve tried everything putting demo and password 123456 or admim is the same password will not continue giving error
To try to activate when it was in the demo version but it didn’t work So I ask for help from everyone who knows how to install it because the developer isn’t giving a damn about my messages I sent an email no more or a return

https://codecanyon.net/item/classified-ads-cms-voot-classified