The following documentation will detail few server errors during install and the possible solutions.
Directory Permissions or "Could not create system directories" - Most likely, it may be a simple situation of the web/ directory not having the correct read/write permission. The following permission related documentation will detail the steps to correct the issue.
500 internal server error - If you receive this error when accessing the phplive/ directory via the URL, try setting the phplive/ folder and all the folders to 755 and all files to 644. Most FTP programs will have a setting (right click the folder name and then "File permissions" or "Permissions" menu option) to set a specific permission of all folders and files recursively. If you do not see such option, consider using FileZilla FTP Program.
File directory permissions error on SELinux server environments - Not confirmed but according to source, the SELinux context type should be set as
Possible system directory creation error on IIS web servers - If you experience an error of creating system directories during the web installation process, double check the IIS_IUSRS or the IUSR user has full Read and Write permissions for the phplive/web/ folder.
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