Error in Backnd VM 2.0.22a page edit Shop tab invoices

[webmiep]

Please can someone tell me what to do to get the possibility to change fond of the pdf

Now there is this warning:
Warning: Invalid argument supplied for foreach() in /Mydomain.com/libraries/joomla/html/html/select.php on line 504

Thanks fot your help
Webmiep

[webmiep]

I solved the problem by installing the aio component.

Thanks