Message type: E = Error
Message class: WB2_ASGT - Shadow items ans assignments
Message number: 020
Message text: The current assignment is a sub-assignment of another assignment
An error has been detected that affects an assignment and one of its
sub-assignments.
The assignment can be identified by GUID &V2&.
The sub-assignment can be identified by GUID &V1&
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.
WB2_ASGT020
- The current assignment is a sub-assignment of another assignment ?The SAP error message WB2_ASGT020, which states "The current assignment is a sub-assignment of another assignment," typically occurs in the context of SAP's Project System (PS) or related modules where assignments and relationships between objects (like work breakdown structures, activities, or resources) are managed.
Cause: This error usually arises when you are trying to create or modify an assignment that is already part of a hierarchical structure. Specifically, it indicates that the assignment you are working with is a sub-assignment of another assignment, which means it cannot be processed independently without addressing its parent-child relationship.
Solution: To resolve this error, you can take the following steps: Check Assignment Hierarchy: Review the assignment structure to understand the parent-child relationships. You can use transaction codes like CJ20N (Project Builder) or CJ03 (Display Project) to visualize the hierarchy. Modify the Assignment: If you need to change the assignment, ensure that you are working with the correct level in the
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WB2_ASGT019
The new assignment quantity is negative
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WB2_ASGT018
The assignment cannot be deleted; sub-assignments exist
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WB2_ASGT021
Only &1 &2 can be transferred from the preceding assignment.
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
WB2_ASGT022
Current transferred quantity: &1 &2
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
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