Operation number &/&/&/& is not unique

Message type: E = Error

Message class: CP - Task list messages: Core data

Message number: 518

Message text: Operation number &/&/&/& is not unique



What causes this issue?

The operation &V4& in sequence &V3& of group &V1&, group counter &V2&
is not unique. Processing is only possible if all operations in a
sequence have unique numbers.


How to fix this error?

Please correct the operation numbers.

Error message extract from SAP system. Copyright SAP SE.