How To Fix /SCMTMS/MC_PB012 - Package building not possible for already packaged item

/SCMTMS/MC_PB012 - Overview

• Message type: E = Error

• Message class: /SCMTMS/MC_PB -

• Message number: 012

• Message text: Package building not possible for already packaged item

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.

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/SCMTMS/MC_PB012 - Details

• The SAP error message /SCMTMS/MC_PB012 Package building not possible for already packaged item typically occurs in the context of SAP Transportation Management (TM) when you attempt to package an item that has already been packaged. This error indicates that the system has detected that the item you are trying to package is already part of a package, and therefore, it cannot be packaged again.
  
  Cause:
  
  Item Already Packaged: The primary cause of this error is that the item you are trying to package has already been included in a package. In SAP TM, once an item is packaged, it cannot be repackaged or included in another package without first un-packaging it.
  Incorrect Process Flow: The error may also arise if the process flow is not followed correctly, such as trying to create a new package without un-packaging the existing one.
  
  
  Solution:
  
  Check Existing Packages: Review the existing packages to see if the item is already