How To Fix OM307 - Stock has changed since last check

SAP Error Message - Details

• Message type: E = Error

• Message class: OM - Customizing Materialwirtschaft

• Message number: 307

• Message text: Stock has changed since last check

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message OM307 - Stock has changed since last check ?

  The SAP error message OM307 ("Stock has changed since last check") typically occurs in the context of inventory management and stock movements. This message indicates that the stock levels for a material have been modified after the last check, which can happen during various transactions such as goods movements, inventory counts, or stock transfers.
  Cause:
  
  Concurrent Transactions: Another user or process has updated the stock levels for the same material while you were performing your transaction.
  Background Jobs: Automated processes or background jobs may have adjusted stock levels, leading to discrepancies.
  Inventory Adjustments: Manual adjustments or corrections to stock levels (e.g., through inventory counts or adjustments) can trigger this error.
  Data Consistency Issues: There may be issues with data consistency in the database, leading to discrepancies in stock levels.
  
  Solution:
  
  Refresh the Data: Re-check the stock levels by refreshing the screen or re-executing the transaction. This will ensure you are working with the most current data.
  Check for Concurrent Users: If possible, check if other users are working on the same material or stock levels. Coordination may be necessary to avoid conflicts.
  Review Background Jobs: If there are scheduled jobs that might affect stock levels, review their logs to understand if they have impacted the stock.
  Re-validate Stock Levels: Use transaction codes like MB52 (List Warehouse Stocks on Hand) or MMBE (Stock Overview) to verify the current stock levels for the material in question.
  Consult with IT Support: If the issue persists, it may be necessary to consult with your SAP support team or IT department to investigate potential data consistency issues or system errors.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MB1A (Goods Withdrawal), MB1B (Transfer Posting), and MB1C (Other Goods Receipts) to understand where the error might be occurring.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  User Authorization: Ensure that you have the necessary authorizations to perform stock-related transactions, as lack of permissions can sometimes lead to unexpected errors.
  
  By following these steps, you should be able to resolve the OM307 error and continue with your inventory management tasks.