SAP Note 26993 - Initial task list number with relats.

Symptom:

If you maintain a relationship for an external standard network in a standard network with transaction CN01 and if you selected an internal number assignment, it is possible that a relationship is created which has an initial task list number.

Cause and prerequisites

When the numbers are replaced, both task list numbers are not considered in the relationship.

Solution
Check both task list numbers and change them, if necessary.

Additional key words

Relationship