How To Fix RSPLF166 - Function type '&1' is locked by user '&2'; display only possible

RSPLF166 - Overview

• Message type: E = Error

• Message class: RSPLF - Planning Framework

• Message number: 166

• Message text: Function type '&1' is locked by user '&2'; display only possible

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 RSPLF166 - Function type '&1' is locked by user '&2'; display only possible ?

  The SAP error message RSPLF166 indicates that a particular function type (e.g., a query, report, or other function) is currently locked by a specific user, which prevents other users from making changes to it. This is a common scenario in SAP environments where multiple users may be working on the same objects or functions.
  
  Cause:
  
  User Locking: The function type is locked by another user who is currently editing or has opened the function in a way that prevents others from making changes.
  Session Management: Sometimes, a user may have left a session open, which can lead to locks not being released properly.
  System Configuration: Certain configurations in the SAP system may lead to more aggressive locking mechanisms.
  
  
  Solution:
  
  Check Lock Status: Use transaction code SM12 to check for locks in the system. You can search for the user who is locking the function type and see if it is necessary to release the lock.
  Contact the