How To Fix MW856 - Dataset is inconsistent. No data saved

SAP Error Message - Details

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 856

• Message text: Dataset is inconsistent. No data saved

What causes this issue?

One of the required data tables is empty. This would cause
inconsistencies in the dataset when saving.

System Response

The system does not update your data.

How to fix this error?

INCLUDE ISR_VERWALTUNG

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MW856 - Dataset is inconsistent. No data saved ?

  The SAP error message MW856 ("Dataset is inconsistent. No data saved") typically occurs in the context of inventory management or material management when there is an inconsistency in the data being processed. This error can arise due to various reasons, including issues with the material master data, inconsistencies in the stock data, or problems with the transaction data being processed.
  Causes:
  
  Data Inconsistency: The dataset being processed may have inconsistencies, such as missing or incorrect entries in the material master or stock data.
  Transaction Errors: Errors during the transaction process, such as incorrect input or system interruptions, can lead to inconsistencies.
  Database Issues: Problems with the underlying database, such as corruption or locking issues, can also trigger this error.
  Configuration Issues: Incorrect configuration settings in the SAP system related to inventory management or material management can lead to this error.
  
  Solutions:
  
  Check Material Master Data: Verify that the material master data is complete and accurate. Ensure that all required fields are filled and that there are no inconsistencies.
  Review Transaction Data: Look at the transaction data that led to the error. Check for any missing or incorrect entries that could cause inconsistencies.
  Run Consistency Checks: Use SAP transaction codes like MMBE (Stock Overview) or MB52 (List of Warehouse Stocks on Hand) to check for inconsistencies in stock data.
  Database Consistency: If you suspect database issues, consider running database consistency checks or consulting with your database administrator.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve known issues.
  Consult Documentation: Review SAP documentation or help files related to the specific transaction or process you are working with to ensure that you are following the correct procedures.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error and the steps leading up to it.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that can help you diagnose and resolve issues in inventory management, such as MB1A, MB1B, and MB1C.
  User Authorizations: Ensure that you have the necessary authorizations to perform the transactions you are attempting, as lack of permissions can sometimes lead to errors.
  System Logs: Check system logs (transaction code SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to identify and resolve the cause of the MW856 error in your SAP system.