ResolutionThis article describes the steps to install Plesk hotfixes provided by KB articles. Please thoroughly familiarize yourself with these steps.
To install a Plesk hotfix provided in a KB article, complete the following steps:
1. Download the file to the server in binary format. Save it in any folder except for the destination folder.
2. Back up or rename the original file.
3. Important: Copy the saved file to the destination location. It is important that the file inherits the correct ACL permissions from the parent folder. Otherwise, Plesk will not be able to access the file and will display the following error message:
Warning: failed to open stream: No such file or directory