Destoon Install internal Server error resolution _php instance

Many friends in the installation of Destoon when the "Internal Server Error" error message, causing the failure to install, the solution is as follows:

Method One, delete the root directory. htaccess file , if not valid, try method two;

Method Two, for the Liunx/unix server, if the 0777 attribute is not supported, you can modify the root directory config.inc.php:

$CFG [' file_mod '] = 0777;

To

$CFG [' file_mod '] = 0755;

Then, the FTP modification has been automatically modified by the system to 0777 properties of the directory and file as 0755 properties.