Warning: include_once(/htdocs/acl/gacl.class.php) [function.include-once]: failed to open stream: No such file or directory in C:\xampp\htdocs\openemr\library\acl.inc on line 59
Warning: include_once() [function.include]: Failed opening ‘/htdocs/acl/gacl.class.php’ for inclusion (include_path=’.;C:\xampp\php\pear’) in C:\xampp\htdocs\openemr\library\acl.inc on line 59
Fatal error: Class ‘gacl’ not found in C:\xampp\htdocs\openemr\library\acl.inc on line 60
Versions 2.8.3 and earlier gacl is a separate install and is outside the OpenEMR directory tree.
Since 2.9.0 the gacl (short for phpGACL) administration is incorporated with OpenEMR. I have not personally done this yet, but I think you still need to install gacl separately.