MSIR.0212 Previous SIRFIELD (field1) RELATE ((fieldp)) differs from new value: (field2)
This message indicates that a SIRFIELD RELATE command was issued for 'field1' and 'field2', but that a SIRFIELD RELATE command has been issued for 'field1' and 'fieldp'. A given field can be related to at most one other field.
The command is rejected.