How To Fix MG475 - Error during preparation of IDoc

SAP Error Message - Details

• Message type: E = Error

• Message class: MG - Batch input: material master

• Message number: 475

• Message text: Error during preparation of IDoc

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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Smart SAP Assistant

• What is the cause and solution for SAP error message MG475 - Error during preparation of IDoc ?

  The SAP error message MG475, which states "Error during preparation of IDoc," typically occurs during the processing of IDocs (Intermediate Documents) in SAP. This error can arise due to various reasons, and understanding the cause is essential for troubleshooting and resolving the issue.
  Causes of MG475 Error
  
  
  Data Issues: The data being processed may be incomplete, incorrect, or not conforming to the expected format. This can include missing mandatory fields or invalid data types.
  
  
  IDoc Configuration: There may be issues with the IDoc type or message type configuration. If the IDoc type is not correctly defined or if there are inconsistencies in the mapping, it can lead to errors.
  
  
  Partner Profile Settings: Incorrect settings in the partner profile (e.g., message type, process code) can cause the IDoc preparation to fail.
  
  
  Application Errors: The application logic that generates or processes the IDoc may have bugs or issues that prevent successful IDoc preparation.
  
  
  System Configuration: Issues with the system configuration, such as missing or incorrect settings in the ALE (Application Link Enabling) configuration, can also lead to this error.
  
  
  Solutions to MG475 Error
  
  
  Check Data Integrity: Review the data being sent in the IDoc. Ensure that all mandatory fields are filled and that the data conforms to the expected formats.
  
  
  Review IDoc Configuration: Verify the IDoc type and message type configurations. Ensure that they are correctly defined and that the mappings are accurate.
  
  
  Examine Partner Profile: Check the partner profile settings for the relevant message type and process code. Ensure that they are correctly configured for the sender and receiver.
  
  
  Debugging: If you have access to the development environment, you can debug the IDoc processing to identify where the error occurs. This may involve checking the function modules or programs that handle IDoc processing.
  
  
  Check Application Logs: Review application logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  
  
  Consult SAP Notes: Search for relevant SAP Notes that may address known issues related to the MG475 error. SAP frequently updates its knowledge base with solutions to common problems.
  
  
  System Configuration Review: Ensure that the ALE configuration is set up correctly. This includes checking the distribution model and ensuring that all necessary settings are in place.
  
  
  Related Information
  
  Transaction Codes: You can use transaction codes like WE02 (IDoc display), WE19 (IDoc test), and WE20 (Partner profiles) to investigate IDoc issues.
  IDoc Monitoring: Use transaction WE05 to monitor IDocs and check their status.
  SAP Documentation: Refer to SAP Help documentation for detailed information on IDoc processing and troubleshooting.
  
  By following these steps, you should be able to identify the cause of the MG475 error and implement a solution to resolve it. If the issue persists, consider reaching out to SAP support for further assistance.