How To Fix /SAPAPO/OM191 - Invalid stock type

/SAPAPO/OM191 - Overview

• Message type: E = Error

• Message class: /SAPAPO/OM -

• Message number: 191

• Message text: Invalid 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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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM191 - Invalid stock type ?

  The SAP error message /SAPAPO/OM191 Invalid stock type typically occurs in the context of Advanced Planning and Optimization (APO) when there is an issue with the stock type being referenced in a planning or execution process. This error indicates that the stock type specified is not recognized or is invalid in the current context.
  Causes:
  
  Incorrect Stock Type: The stock type being used in the transaction or planning run does not exist in the system or is not defined correctly.
  
  Configuration Issues: The stock types may not be properly configured in the system, or there may be inconsistencies in the configuration settings.
  Master Data Issues: The material master data may not have the correct stock type assigned, or the stock type may not be valid for the specific material.
  Authorization Issues: The user may not have the necessary authorizations to access or use the specified stock type.
  
  Solutions:
  
  
  Check Stock Type Configuration:
  
  Go to the configuration settings in