How To Fix KO500 - Field name &1 not known in table AUFK or view COAS

KO500 - Overview

• Message type: E = Error

• Message class: KO - Master data for CO orders

• Message number: 500

• Message text: Field name &1 not known in table AUFK or view COAS

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 KO500 - Field name &1 not known in table AUFK or view COAS ?

  The SAP error message KO500, which states "Field name &1 not known in table AUFK or view COAS," typically occurs when there is an issue with the data being processed in the context of controlling (CO) or production order management. This error indicates that the system is trying to access a field in the AUFK table (which contains order master data) or the COAS view (which is related to order status) that does not exist or is not recognized.
  Causes:
  
  Field Name Typo: The field name specified in the error message may be misspelled or incorrectly referenced in the program or transaction.
  Custom Development: If there are custom programs, reports, or enhancements that reference fields in AUFK or COAS, they may be using outdated or incorrect field names.
  Data Dictionary Changes: Changes in the data dictionary (like field additions or deletions) may have occurred, leading to the field being unavailable.
  Version Compatibility: If you are