Message Number list used by SAP ABAP Class CL_PS_MD_UTIL (Class holder to holder global values)
SAP ABAP Class CL_PS_MD_UTIL (Class holder to holder global values) is using
# Object Type Object Name Object Description Note
     
1 Message Number  CL_PS_MD_MSG - 021 Object number not found
2 Message Number  CL_PS_MD_MSG - 056 Enter a valid network number