diff -r e7a45c77d6ec -r d1ccff139c17 src/pdo.c
--- a/src/pdo.c	Sat Feb 04 01:33:16 2012 +0100
+++ b/src/pdo.c	Sat Feb 04 01:38:15 2012 +0100
@@ -89,7 +89,7 @@
             {
               MSG_ERR (0x1013,
                        " Couldn't find mapped variable at index-subindex-size : ",
-                       (UNS16) (*pMappingParameter));
+                       (UNS32) (*pMappingParameter));
               return 0xFF;
             }
           /* copy bit per bit in little endian */