How To Fix MH340 - Mass Change: &1 &2 &3

SAP Error Message - Details

• Message type: E = Error

• Message class: MH - Maintain Material Master Data (Retail)

• Message number: 340

• Message text: Mass Change: &1 &2 &3

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 MH340 - Mass Change: &1 &2 &3 ?

  The SAP error message MH340, which states "Mass Change: &1 &2 &3," typically occurs during mass changes in the Material Management (MM) module, particularly when dealing with material master data or related mass changes. The error message can be triggered by various issues, including data inconsistencies, missing information, or incorrect configurations.
  Causes:
  
  Data Inconsistencies: The data being processed may have inconsistencies or errors that prevent the mass change from being executed.
  Missing Required Fields: Certain mandatory fields may not be filled in the mass change process, leading to the error.
  Authorization Issues: The user may not have the necessary authorizations to perform the mass change.
  Configuration Issues: There may be configuration settings in the system that are not aligned with the mass change requirements.
  Technical Issues: There could be underlying technical issues, such as problems with the database or application server.
  
  Solutions:
  
  Check Data Validity: Review the data being processed for any inconsistencies or errors. Ensure that all required fields are filled correctly.
  Review Authorization: Ensure that the user executing the mass change has the necessary authorizations to perform the action.
  Consult Documentation: Refer to SAP documentation or help files for specific details related to the error message and the context in which it occurs.
  Configuration Review: Check the configuration settings related to the mass change process to ensure they are set up correctly.
  Error Logs: Review the system logs (transaction SLG1) for more detailed error messages that can provide insights into the specific cause of the issue.
  Testing in a Sandbox: If possible, replicate the mass change in a test or sandbox environment to identify the issue without affecting production data.
  Contact SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM17 (Mass Change of Material Master) or other related transactions that may be involved in the mass change process.
  User Exits and BAdIs: Check if there are any user exits or Business Add-Ins (BAdIs) that might be affecting the mass change process.
  SAP Notes: Search for relevant SAP Notes that may address known issues related to the MH340 error message.
  
  By following these steps, you should be able to identify the cause of the MH340 error and implement a suitable solution.