Problem in Installation progress

[h_dashti]

Thanks for your reply.
The errors were:
[01-Mar-2014 20:32:05 UTC] PHP Warning: chmod(): Operation not permitted in /home/sosol/public_html/admin/install.php on line 42
[01-Mar-2014 20:32:05 UTC] PHP Warning: chmod(): Operation not permitted in /home/sosol/public_html/admin/install.php on line 42
[01-Mar-2014 20:32:05 UTC] PHP Warning: chmod(): Operation not permitted in /home/sosol/public_html/admin/install.php on line 42
[01-Mar-2014 20:32:05 UTC] PHP Warning: chmod(): Operation not permitted in /home/sosol/public_html/admin/install.php on line 42
[01-Mar-2014 20:33:23 UTC] PHP Warning: file_get_contents(/home/sosol/public_html/temp.htaccess): failed to open stream: No such file or directory in /home/sosol/public_html/admin/setup.php on line 120
[01-Mar-2014 20:33:23 UTC] PHP Warning: unlink(/home/sosol/public_html/temp.htaccess): No such file or directory in /home/sosol/public_html/admin/setup.php on line 128
[01-Mar-2014 20:33:23 UTC] PHP Warning: unlink(/home/sosol/public_html/temp.gsconfig.php): No such file or directory in /home/sosol/public_html/admin/setup.php on line 136

But, I don't have any problems about another CMS!