How To Fix /PMG/GE_SEL2021 - Addition of new items is disabled by customer implementation

/PMG/GE_SEL2021 - Overview

• Message type: E = Error

• Message class: /PMG/GE_SEL2 -

• Message number: 021

• Message text: Addition of new items is disabled by customer implementation

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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Smart SAP Assistant

• What is the cause and solution for SAP error message /PMG/GE_SEL2021 - Addition of new items is disabled by customer implementation ?

  The SAP error message /PMG/GE_SEL2021: Addition of new items is disabled by customer implementation typically occurs in the context of the SAP Project Management (PM) module, particularly when working with project structures or item lists. This error indicates that the system has been configured in such a way that adding new items (like tasks, activities, or components) is restricted due to specific customer implementation settings.
  
  Cause:
  
  Configuration Settings: The error is often a result of configuration settings in the SAP system that restrict the addition of new items. This could be due to business rules or processes defined during the implementation phase.
  User Authorizations: The user may not have the necessary authorizations to add new items, which can be a part of the security settings in the SAP system.
  Project Status: The project or item list may be in a status that does not allow modifications, such as being locked or completed.
  Custom Development: There