How To Fix OL811 - Key field '&' is not defined for object type '&'

SAP Error Message - Details

• Message type: E = Error

• Message class: OL - Workflow object types: Run-time system

• Message number: 811

• Message text: Key field '&' is not defined for object 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.

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 OL811 - Key field '&' is not defined for object type '&' ?

  The SAP error message OL811 indicates that a key field is not defined for a specific object type. This error typically arises in the context of SAP's Object Management System (OMS) or when dealing with object types in various SAP modules, such as SAP CRM, SAP PLM, or SAP PM.
  Cause:
  The error message OL811 usually occurs due to one of the following reasons:
  
  
  Missing Key Field Definition: The key field that is being referenced in the operation is not defined in the system for the specified object type. This could happen if the object type was not properly configured or if there was a change in the object type definition.
  
  
  Incorrect Object Type: The object type being referenced may not be valid or may not exist in the system.
  
  
  Custom Development Issues: If there are custom developments or enhancements that interact with object types, they may not be correctly handling the key fields.
  
  
  Transport Issues: If the object type was transported from one system to another (e.g., from development to production), the key field definitions may not have been included in the transport.
  
  
  Solution:
  To resolve the OL811 error, you can take the following steps:
  
  
  Check Object Type Configuration:
  
  Go to the relevant configuration transaction (e.g., SPRO) and navigate to the settings for the object type in question.
  Ensure that the key fields are correctly defined for the object type.
  
  
  
  Verify Object Type Existence:
  
  Use transaction SWO1 (Business Object Builder) to check if the object type exists and is correctly defined.
  Ensure that the object type is active and has the necessary key fields.
  
  
  
  Review Custom Code:
  
  If there are custom developments, review the code to ensure that it correctly references the key fields and object types.
  Check for any recent changes that might have affected the object type definitions.
  
  
  
  Transport Check:
  
  If the issue arose after a transport, verify that all necessary objects and definitions were included in the transport request.
  You may need to re-transport the missing definitions.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific object type and error message for any additional guidance or known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot identify the cause, consider reaching out to SAP Support for assistance. Provide them with the details of the error and the context in which it occurs.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SWO1 - Business Object Builder
  SPRO - Customizing Implementation Guide
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the SAP Help Portal for documentation related to the specific module or object type you are working with.
  
  By following these steps, you should be able to identify and resolve the cause of the OL811 error in your SAP system.