Possible Duplicate:
iOS - Linker error after upgrading to Xcode 4.5, possibly Core Plot related
I have an IPhone application which i am trying to convert to xcode 4.5.But linker error is coming .I have done all the things in this step, iOS - Core Plot Linker error after upgrading to Xcode 4.5 and also in the link mentioned there.But not yet succeeded.can any body help me in achieving this?