Found while testing
MDLQA-13063 on qa.moodle.net:
When attempting to restore an IMS Common Cartridge to Moodle 3.7
The following errors are displayed, and the process halts:
Warning: DOMDocument::load(): I/O warning : failed to load external entity "/opt/data/1/temp/backup/bfdfdaa2f5ee9e7872e8b0c9aff015fd/Forums/forum0.xml" in /opt/app/backup/cc/entities.class.php on line 78
Deprecated: Non-static method cc2moodle::critical_error() should not be called statically in /opt/app/backup/cc/cc2moodle.php on line 793
A critical error has been found!
Cannot load the XML resource file: /opt/data/1/temp/backup/bfdfdaa2f5ee9e7872e8b0c9aff015fd/Forums/forum0.xml
The process has been stopped. Please see the log file for more information.