How To Fix EK104 - Key for transaction determination not valid

EK104 - Overview

• Message type: E = Error

• Message class: EK - IS-U Accounts Receivable and Payable

• Message number: 104

• Message text: Key for transaction determination not valid

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 EK104 - Key for transaction determination not valid ?

  The SAP error message EK104 ("Key for transaction determination not valid") typically occurs in the context of purchasing documents, such as purchase orders or purchase requisitions, when the system is unable to determine the appropriate transaction type for a given operation. This can happen due to various reasons related to configuration or data inconsistencies.
  Causes of EK104 Error
  
  
  Missing Configuration: The transaction determination settings in the system may not be properly configured. This includes missing entries in the relevant customizing tables.
  
  
  Incorrect Transaction Key: The transaction key being used may not exist in the system or may not be valid for the specific document type or purchasing organization.
  
  
  Data Inconsistencies: There may be inconsistencies in the master data, such as vendor or material master records, that prevent the system from determining the correct transaction.
  
  
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access certain transaction types, leading to this error.
  
  
  Custom Development: