Error:
Wrong $dolibarr_main_url_root_alt value in conf.php file.
We now use a relative path to $dolibarr_main_url_root to build alternate URLs.
Value found: https://erp.clypea.ca/custom
Should be replaced by: /custom
Or something like following examples:
"/extensions"
"/extensions1,/extensions2,..."
"/../extensions"
"/custom"