apt sources are not updated in debian so rar install fails
I believe line 285 in class.ISPConfigDebianOS.php
of commit 6e47038b should be (2 characters added)
'/^(deb.*\s+main)\s*$/mU' => '$1 contrib non-free'
Also, line 261 in class.ISPConfigBaseOS.php
should be (3 characters added)
if(preg_match('/^\/.*\/[igmsuUS]*$/mU', $search)) {
Edited by Lonny Rollins