How To Fix IS191 - Maintain stock type

SAP Error Message - Details

• Message type: E = Error

• Message class: IS - Equipment management

• Message number: 191

• Message text: Maintain stock type

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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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message IS191 - Maintain stock type ?

  The SAP error message IS191, which states "Maintain stock type," typically occurs when there is an issue related to stock type configuration in the Inventory Management module. This error can arise in various scenarios, such as during goods movements, stock transfers, or inventory adjustments.
  Cause:
  The error usually indicates that the stock type you are trying to use is not defined or not properly maintained in the system. This can happen due to:
  
  Missing Configuration: The stock type has not been set up in the system.
  Incorrect Stock Type: The stock type being referenced is not valid for the transaction you are trying to perform.
  Authorization Issues: The user may not have the necessary permissions to access or modify the stock type.
  Data Inconsistencies: There may be inconsistencies in the master data related to materials or stock types.
  
  Solution:
  To resolve the IS191 error, you can follow these steps:
  
  
  Check Stock Type Configuration:
  
  Go to the configuration settings in SAP (Transaction Code: SPRO).
  Navigate to Logistics Execution > Inventory Management > Stock Types.
  Ensure that the stock type you are trying to use is defined and properly configured.
  
  
  
  Verify Material Master Data:
  
  Check the material master data (Transaction Code: MM03) for the material in question.
  Ensure that the stock type is correctly assigned and that there are no discrepancies.
  
  
  
  Review User Authorizations:
  
  Ensure that the user has the necessary authorizations to perform actions related to the stock type.
  You may need to consult with your SAP security team to verify and adjust user roles if necessary.
  
  
  
  Check Transaction Context:
  
  Ensure that the stock type is appropriate for the specific transaction you are trying to execute (e.g., goods receipt, goods issue, transfer posting).
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Testing:
  
  After making the necessary changes, perform a test transaction to ensure that the error has been resolved.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MIGO (Goods Movement), MB1A (Goods Issue), and MB1B (Transfer Posting) to understand where the error might be occurring.
  Documentation: Review SAP documentation related to Inventory Management and stock types for a deeper understanding of how stock types are managed within the system.
  SAP Community: Engage with the SAP Community forums for insights and solutions shared by other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the IS191 error in SAP. If the issue persists, consider reaching out to your SAP support team for further assistance.