MFPLI00094W "argument-name" has been passed via a dummy argument because its attributes did not match those of the corresponding parameter. Enclose the argument in parentheses to suppress this warning.

The attributes of the argument argument-name and the corresponding parameter do not match and so the argument will be passed by value rather than by reference.
Resolution:
Enclose the argument in parentheses to suppress this warning.
Module:
EXPARG.PL1