How To Fix DPR_FIN_GECCO028 - System does not allow switch to manual assignment

DPR_FIN_GECCO028 - Overview

• Message type: E = Error

• Message class: DPR_FIN_GECCO - Messages for Accounting Integration

• Message number: 028

• Message text: System does not allow switch to manual assignment

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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DPR_FIN_GECCO028 - Details

• The SAP error message DPR_FIN_GECCO028, which states "System does not allow switch to manual assignment," typically occurs in the context of project management and resource allocation within the SAP system, particularly in the SAP Project System (PS) or SAP Portfolio and Project Management (PPM) modules.
  
  Cause:
  This error usually arises due to one of the following reasons:
  
  
  Project Settings: The project or task may be configured to disallow manual assignment of resources. This can be due to settings in the project definition or the work breakdown structure (WBS) element.
  
  
  Resource Assignment Mode: The system may be set to a specific mode of resource assignment (e.g., automatic assignment) that does not permit switching to manual assignment.
  
  
  Status of the Project: The project or task may be in a status that restricts changes to resource assignments. For example, if the project is already in a closed or completed status, manual changes may not be allowed.
  
  
  User Authorizations: The