Modify error message for incompatible RPC versions

src/common/slurm_errno.c

@@ -82,7 +82,7 @@ static slurm_errtab_t slurm_errtab[] = {
 	{ SLURM_COMMUNICATIONS_SHUTDOWN_ERROR,
 	  "Communication shutdown failure"			},
 	{ SLURM_PROTOCOL_VERSION_ERROR,
-	  "Protocol version has changed, re-link your code"	},
+	  "Incompatible versions of client and server code"	},
         { SLURM_PROTOCOL_IO_STREAM_VERSION_ERROR,
           "I/O stream version number error"                     },
         { SLURM_PROTOCOL_AUTHENTICATION_ERROR,