MM_CANTOPEN

    MM_CANTOPEN        99 modules/mm/er_MM_errors.h   { ERDUP(MM_CANTOPEN),"Cannot open file" },
    MM_CANTOPEN       182 modules/mm/mm.c           ER_perror(FAC_MM, MM_CANTOPEN, "%s for reading", source_file);
    MM_CANTOPEN       229 modules/mm/mm.c       ER_perror(FAC_MM, MM_CANTOPEN, "%s for writing", destination_file);
    MM_CANTOPEN      1090 modules/mm/mm.c       ER_perror(FAC_MM, MM_CANTOPEN, "%s for writing\n",filename);
    MM_CANTOPEN      1111 modules/mm/mm.c       ER_perror(FAC_MM, MM_CANTOPEN, "%s for reading\n",filename);