How To Fix PAK120 - Main packages are locked for extensions

PAK120 - Overview

• Message type: E = Error

• Message class: PAK - Package API / Package Tools

• Message number: 120

• Message text: Main packages are locked for extensions

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 PAK120 - Main packages are locked for extensions ?

  The SAP error message PAK120, which states "Main packages are locked for extensions," typically occurs when you attempt to create or modify an extension for a main package that is currently locked. This can happen in various scenarios, such as during a transport process, when the package is in a locked state due to ongoing development, or when the package is set to be protected from changes.
  Causes:
  
  Transport Lock: The main package is locked because it is part of a transport request that is currently being processed.
  Development Lock: The package is locked for development purposes, possibly due to a developer locking it while working on it.
  Package Protection: The package may have been configured to prevent changes or extensions to maintain stability.
  User Authorization: The user may not have the necessary authorizations to make changes to the package.
  
  Solutions:
  
  Check Transport Requests: Verify if there are any transport requests that are currently processing the main