How To Fix OL822 - Key field '&' cannot be changed

OL822 - Overview

• Message type: E = Error

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

• Message number: 822

• Message text: Key field '&' cannot be changed

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 OL822 - Key field '&' cannot be changed ?

  The SAP error message OL822, which states "Key field '&' cannot be changed," typically occurs when you attempt to modify a key field in a database table or a data structure that is not allowed. Key fields are essential for uniquely identifying records in a table, and changing them can lead to data integrity issues.
  
  Cause:
  
  Key Field Modification: You are trying to change a field that is defined as a key field in the database table or data structure.
  Data Integrity Constraints: SAP enforces data integrity rules that prevent changes to key fields to maintain the uniqueness and consistency of records.
  Incorrect Transaction: You might be using a transaction or function that does not allow changes to key fields.
  
  
  Solution:
  
  Review the Key Fields: Check the definition of the table or structure to identify which fields are key fields. You can do this using transaction SE11 (Data Dictionary).
  Avoid Changing Key Fields: If you need to