HI......DIS IS SHANKAR.........I COMPILE JAVA.....FILE......IT CREATED .CLASS FILE AUTOMATICALLY.......I'VE CHECKED......WAT'S THERE IN .CLASS....FILE.......I OPENED IN NOTEPAD......AGAIN.....I WANT.....THE SAME FILE IN .CLASS FILE.......IT'S NOT CONVERTING......AND.....MORE OVER THAT.......WHEN......I COMPILE........ANOTHER FILE......THAT FILE ......IS COMPILED.....OUTPUT IS NOT GENERATING........ERROR IS...EXCEPTION IN THREAD "MAIN" JAVA.LANG.NOCLASSDEFFOUNDERROR.....I'VE TRIED MANY TIMES TO CONVERT IN .CLASS FILE.....BUT I COULDN'T......PLZ.....TELL ME......ADVANCED........THANKS.........