No source available for "0xE08A (0xE08A)() "

[f20150335]

Hi, I was implementing the function TPMS_MULT_SIGN_INT16 in CodeWarrior but  in the debug window I am getting the above error message. This is a snap of the message - 

As far as I know this is the address of the firmware instruction I am trying to implement. How do i resolve this?

Thanks!