Help with enrollment getting message

Help with enrollment getting message

by Karen Sipe -
Number of replies: 0
When our students log in to Moodle this is the messsage they get.  Has anyone ever seen this message?  What fix was required?  We are stuck.
server error message:

phpCAS error: phpCAS::client(): type mismatched for parameter $server_version (should be `string') in /srv/www/htdocs/moodle/auth/cas/auth.php on line 178
 
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