i am getting this error when i run my project . even that i have file base.php in prpc folder .
Fatal error: require_once(): Failed opening required 'prpc/base.php'
(include_path='C:\xampp\htdocs\web_www_root/cms-includes:C:\xampp\htdocs\web_www_root/cms-includes/pear:C:\xampp\htdocs\web_www_root/cms-includes/:.;C:\xampp\php\PEAR;C:\xampp\htdocs\web_www_root') in C:\xampp\htdocs\web_www_root\cms-includes\prpc\client2.php on line
Sometimes relative path doesn't work.It depends upon the server configurations.
You should provide full path to the file
I,also had faced the similar issue.And above solution worked for me.Better,if you can give a try.