i found some help from our forums and i tried to clear databse when i tried the troubleshoot helps from

http://www.oxwall.org/forum/topic/6476

and 

http://www.oxwall.org/forum/topic/4661

and 

http://www.oxwall.org/forum/topic/1063 ;

too. but still the same problem . here i attach the screenshoots of my problem.

help me for this problem.