Deprecated function: Optional parameter $op declared before required parameter $account is implicitly treated as a required parameter in include_once() (line 1595 of /var/www/html/ch-backdrop/dev.ch-backdrop/core/includes/bootstrap.inc).
Deprecated function: Optional parameter $op declared before required parameter $quiz is implicitly treated as a required parameter in include_once() (line 1595 of /var/www/html/ch-backdrop/dev.ch-backdrop/core/includes/bootstrap.inc).
Deprecated function: Optional parameter $op declared before required parameter $account is implicitly treated as a required parameter in include_once() (line 1595 of /var/www/html/ch-backdrop/dev.ch-backdrop/core/includes/bootstrap.inc).
Deprecated function: Optional parameter $user declared before required parameter $questions is implicitly treated as a required parameter in include_once() (line 1595 of /var/www/html/ch-backdrop/dev.ch-backdrop/core/includes/bootstrap.inc).
Warning: Attempt to read property "uid" on bool in og_context() (line 232 of /var/www/html/ch-backdrop/dev.ch-backdrop/modules/contrib/og/og_context/og_context.module).