Android :: Error Storing Text Boxes Into Database Table Dynamically In Android

I am new to android application development.I have create registration form with user name,password, email. this values should be stored in sqlite database table. retrieve the data from the table. in login.java i have create the table and insert the values of registration form data in to the table dynamically. In databsehelper.java extends the databaseopenHelper class overwrite the oncreate and upgrade methods.this class i used this class in login.java. In display.java i am going to display the data in on success register details. there are no errors but it gives the error on the emulator unexpectedly stoped...................