message_callback
$sub_ref = UR::ModuleBase->message_callback($type);
UR::ModuleBase->message_callback($type, $sub_ref);

This method returns and optionally sets the subroutine that handles messages of a specific type.

1 POD Error

The following errors were encountered while parsing the POD:

Around line 339:

'=item' outside of any '=over'

=over without closing =back