MSIR.0328 SIRFIELD ALIAS error: (type) (name) already defined

This message indicates that a SIRFIELD 'field' ALIAS 'name' command was issued, and that the command could not succeed because 'name' is already:

• defined as a field ('type' is field)
• defined as an alias to some field other than 'field' ('type' is alias)

The command is rejected.