i am trying to design an app on the basis of a java project according to that java project it has lot of jar files. when i tried converting the code's to an android i don't get much error but when i added the jar files used in that java net beans projects, there is no error but in the console it shows as "Dalvik errror......"

When i searched through google i found one of them saying remove the jar file. How to solve my problem please help me friends.....