after upgrade from 11.5.10.2 to R12.1.3 package PA_AP_XFER_PKG is invalid

 Hi,

After upgrade from 11.5.10.2 to R12.1.3 the package PA_AP_XFER_PKG got invalid.

On manual compilation, below is the error.

SQL> alter package PA_AP_XFER_PKG compile body;

Warning: Package Body altered with compilation errors.

SQL> show error

Errors for PACKAGE BODY PA_AP_XFER_PKG:

LINE/COL ERROR

-------- -----------------------------------------------------------------

95/3     PL/SQL: Statement ignored

95/20    PLS-00306: wrong number or types of arguments in call to

         'CHECK_AP_INVOICES'

Please suggest.

Thanks

Ravi