How To Fix /PM0/ABP_ADM_FE021 - Maintenance system entered does not correspond with the current system

SAP Error Message - Details

• Message type: E = Error

• Message class: /PM0/ABP_ADM_FE -

• Message number: 021

• Message text: Maintenance system entered does not correspond with the current system

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 /PM0/ABP_ADM_FE021 - Maintenance system entered does not correspond with the current system ?

  The SAP error message /PM0/ABP_ADM_FE021 indicates that there is a mismatch between the maintenance system you are trying to access and the current system you are logged into. This typically occurs in environments where multiple systems (like development, quality assurance, and production) are used, and the system you are trying to access is not aligned with the expected maintenance system.
  
  Cause:
  
  System Configuration Mismatch: The system you are trying to access is not configured as the maintenance system in the SAP landscape.
  Incorrect System Entry: You may have entered the wrong system or client number when trying to access the maintenance system.
  Transport Layer Issues: There may be issues with the transport layer configuration that are causing the system to not recognize the maintenance system correctly.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the maintenance system.
  
  
  Solution:
  
  
  Verify System Configuration:
  
  Check the configuration settings in the SAP system to ensure that the