How To Fix ATO_CUSTOMER101 - Package not reassigned. Transport layer of target package must match.

SAP Error Message - Details

• Message type: E = Error

• Message class: ATO_CUSTOMER - ATO Messages for the End User

• Message number: 101

• Message text: Package not reassigned. Transport layer of target package must match.

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message ATO_CUSTOMER101 - Package not reassigned. Transport layer of target package must match. ?

  The SAP error message ATO_CUSTOMER101: Package not reassigned. Transport layer of target package must match typically occurs when you are trying to reassign a package in the SAP system, and there is a mismatch in the transport layer between the source package and the target package.
  Cause:
  
  Transport Layer Mismatch: Each package in SAP is associated with a transport layer. If you attempt to reassign a package to another package that has a different transport layer, this error will occur.
  Development Class Issues: The package you are trying to reassign may belong to a different development class or transport layer than the one you are trying to assign it to.
  System Configuration: The system configuration may not allow for the reassignment of packages across different transport layers.
  
  Solution:
  
  
  Check Transport Layers: Verify the transport layers of both the source and target packages. You can do this by navigating to the package in the SAP GUI and checking its attributes.
  
  Use transaction code SE80 (Object Navigator) or SE21 (Transport Organizer) to view the package details.
  
  
  
  Align Transport Layers: If the transport layers do not match, you will need to either:
  
  Change the target package to one that has the same transport layer as the source package.
  Change the transport layer of the source package if that is feasible and aligns with your development strategy.
  
  
  
  Reassigning Packages: If you need to reassign the package, ensure that both the source and target packages are in the same transport layer before proceeding with the reassignment.
  
  
  Consult Documentation: If you are unsure about the transport layers or how to change them, consult the SAP documentation or your system administrator for guidance.
  
  
  Authorization Check: Ensure that you have the necessary authorizations to perform package reassignments and modifications.
  
  
  Related Information:
  
  Transport Layers: In SAP, transport layers are used to manage the transport of objects between different systems (e.g., Development, Quality Assurance, Production). Each package is assigned to a specific transport layer, which dictates how and where it can be transported.
  Development Classes: Packages are often organized into development classes, which can also affect how they are managed and transported.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to this error message.
  
  If the issue persists after following these steps, consider reaching out to your SAP Basis team or consulting SAP support for further assistance.