/sys$common/syshlp/helplib.hlb CC, Messages, MODNOIDSTR  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 Message        Invalid identifier or character-string constant
                specification.

 Description    If specified, the second argument to the #pragma
                module or #module directive must be either an
                identifier or a string constant.

 User Action    Correct the directive.