iphone - crashed while dismissing uitextview in iOS 6 -

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i have implemented uitextview, when dismiss done button. got crashed in ios 6 error -[uitextview setselectable:]: unrecognized selector sent

but working fine in ios 7. 

-(bool)textviewshouldendediting:(uitextview *)textview1     {    [textview resignfirstresponder];     }

i unable find issue. please me out if has idea regarding issue.

thanks in advance.

you must have return type this..

-(bool)textviewshouldendediting:(uitextview *)textview1     {       [textview1 resignfirstresponder];       return yes; // put line in code.......    }

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