How To Fix /SCWM/MFS108 - Mapping structure for telegram type &1 of PLC Type &2 not found

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/MFS -

• Message number: 108

• Message text: Mapping structure for telegram type &1 of PLC Type &2 not found

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 /SCWM/MFS108 - Mapping structure for telegram type &1 of PLC Type &2 not found ?

  The SAP error message /SCWM/MFS108 Mapping structure for telegram type &1 of PLC Type &2 not found typically occurs in the context of the SAP Extended Warehouse Management (EWM) system when there is an issue with the mapping configuration between the SAP system and the PLC (Programmable Logic Controller) used in the warehouse automation processes.
  Cause:
  
  Missing Mapping Configuration: The error indicates that the system cannot find the mapping structure for the specified telegram type and PLC type. This usually means that the necessary configuration for the communication between SAP EWM and the PLC has not been set up correctly.
  Incorrect Configuration: There may be a misconfiguration in the settings related to the PLC or the telegram types being used.
  Data Inconsistency: The data in the system may be inconsistent or incomplete, leading to the inability to find the required mapping structure.
  
  Solution:
  
  
  Check Mapping Configuration:
  
  Go to the configuration settings in SAP EWM and verify that the mapping for the specified telegram type and PLC type exists.
  Ensure that the mapping structure is correctly defined in the system.
  
  
  
  Create or Update Mapping:
  
  If the mapping structure does not exist, you may need to create it. This can typically be done in the Customizing settings under the relevant section for EWM and MFS (Material Flow System).
  If the mapping exists but is incorrect, update it with the correct details.
  
  
  
  Review PLC Configuration:
  
  Ensure that the PLC type is correctly configured in the system and that it matches the expected settings for the telegram type being used.
  
  
  
  Check for Transport Issues:
  
  If the configuration was recently transported from a development environment to production, ensure that all necessary objects were included in the transport.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to MFS and EWM for specific guidance on setting up the mapping structures.
  
  
  
  Testing:
  
  After making changes, test the communication between SAP EWM and the PLC to ensure that the error is resolved.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like /SCWM/MFS to access the relevant configuration settings.
  SAP Notes: Check for any SAP Notes that might address known issues or provide additional guidance on this error.
  Support: If the issue persists after checking the configuration, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to resolve the error message and ensure proper communication between SAP EWM and the PLC.