Why does the modx admin panel not work after the transfer?

Question

MODX

If someone had a deal or just knows, tell me, please, where to dig ?!

Fatal error: Uncaught --> Smarty: unable to write file /var/www/www-root/data/www/site.ru/core/cache/mgr/smarty/default/wrt5c45bd7f0eea85_36051182 <-- thrown in /var/www/www-root/data/www/site.ru/core/model/smarty/sysplugins/smarty_internal_write_file.php on line 46

Thanks in advance for the replies.

Answer 1

Clear the cache manually.
Those. stupidly through ftp/sftp/ssh go to the core/cache/ folder and delete everything.

Answer 2

there was a similar problem on 2.6.5, only in MIGX it gave such errors. Updated to 2.7 - fixed