Unable to access Plesk: Call to undefined function of_get_key_by_product()

Created:

2016-11-16 13:02:24 UTC

Modified:

2017-04-24 11:12:16 UTC

0

Was this article helpful?


Have more questions?

Submit a request

Unable to access Plesk: Call to undefined function of_get_key_by_product()

Applicable to:

  • Plesk 11.5 for Windows
  • Plesk 12.0 for Windows
  • Plesk 12.5 for Windows

Symptoms

Unable to access Plesk with the error in web browser:

500 Internal Server Error

In %plesk_dir%admin\\logs\\php_error.log the following can be found:

PHP Fatal error:  Call to undefined function of_get_key_by_product() in C:\\Program Files (x86)\\Parallels\\Plesk\\admin\\plib\\functions.php on line 3070

Also warnings about missing files or libraries can be found:

PHP Warning:  PHP Startup: Unable to load dynamic library 'C:\\Program Files (x86)\\Parallels\\Plesk\\admin\\modules\\dll_name.dll' - The specified module could not be found.

Cause

Corrupted Plesk installation.

Resolution

Check Antivirus software quarantine.

Some software protection utilities like Symantec Endpoint Protection treats Plesk's dlls as threat and removes them. Restore those dlls and add exclusion for them.

Otherwise contact Plesk Technical Support in order to resolve the issue.

Have more questions? Submit a request
Please sign in to leave a comment.