XF 1.3 Server errors after upgrade 1.3.1 And will not run file check

[tommydamic68]

I am getting server errors after upgrade to 1.3.1 AND It will not allow me to run file health check - just get a white blank screen.

Server Error Log
Error Info
ErrorException: Fatal Error: Class 'Ragtek_FPM_Hashes' not found - library/Ragtek/FPM/StaticMethods.php:24
Generated By: admin, 1 minute ago
Stack Trace
#0 [internal function]: XenForo_Application::handleFatalError()
#1 {main}
Request State
array(3) {
  ["url"] => string(58) "http://sphynxlair.com/community/admin.php?tools/file-check"
  ["_GET"] => array(1) {
    ["tools/file-check"] => string(0) ""
  }
  ["_POST"] => array(1) {
    ["_xfToken"] => string(8) "********"
  }
}

 

[Andy.N]

ErrorException: Fatal Error: Class 'Ragtek_FPM_Hashes' not found - library/Ragtek/FPM/StaticMethods.php:24