Index: src/backend/utils/fmgr/dfmgr.c
===================================================================
RCS file: /projects/cvsroot/pgsql-server/src/backend/utils/fmgr/dfmgr.c,v
retrieving revision 1.72
diff -u -r1.72 dfmgr.c
--- src/backend/utils/fmgr/dfmgr.c	17 May 2004 14:35:31 -0000	1.72
+++ src/backend/utils/fmgr/dfmgr.c	18 May 2004 18:59:40 -0000
@@ -350,7 +350,7 @@
 		strncmp(name, "$libdir", strlen("$libdir")) != 0)
 		ereport(ERROR,
 				(errcode(ERRCODE_INVALID_NAME),
-				 errmsg("invalid macro name in dynamic library path")));
+				 errmsg("invalid macro name in dynamic library path: %s", name)));
 
 	ret = palloc(strlen(pkglib_path) + strlen(sep_ptr) + 1);