I used all commands but they did not work. SOLUTION: 1.Open yr "Control panel" 2.Open "Add remove programs" 3.Remove java 6 update higher than update 7 4.Then install java 6 update 7 here is the download link: java 6 update 7 Admin should add this report to main page, i uninstalled my java 6 update 13 then intstalled java 6 update 7. Now it works fine. And thanx to tkoWDby cn71 - WordRider Bugs