Message type: E = Error
Message class: G4 - EC-CS Consolidation
Message number: 506
Message text: Network must be unique if activity is specified.
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G4506
- Network must be unique if activity is specified. ?The SAP error message G4506 ("Network must be unique if activity is specified") typically occurs in the context of project management or network planning within SAP, particularly when working with the Project System (PS) module or similar functionalities. This error indicates that there is a conflict with the network activities being defined in a project.
Cause: The error arises when you attempt to create or modify a network activity in a way that violates the uniqueness requirement for network identifiers. Specifically, it occurs when: You are trying to assign an activity to a network that already has an activity with the same identifier. The system requires that each activity within a network must have a unique identifier, and the current configuration does not meet this requirement.
Solution: To resolve the G4506 error, you can take the following steps: Check Existing Activities: Review the existing activities within the network to ensure that there are no duplicate identifiers. You
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