How To Fix >0639 - The main transaction is different for each transaction

>0639 - Overview

• Message type: E = Error

• Message class: >0 - General Basis texts

• Message number: 639

• Message text: The main transaction is different for each transaction

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 >0639 - The main transaction is different for each transaction ?

  The SAP error message 0639 ("The main transaction is different for each transaction") typically occurs in the context of transaction processing, particularly when dealing with document processing or transaction management in SAP. This error indicates that there is a mismatch in the main transaction type across different line items or transactions being processed.
  
  Cause:
  
  
  Inconsistent Transaction Types: The error usually arises when you are trying to process multiple line items or transactions that have different main transaction types. For example, if you are trying to post a document that includes both sales and purchase transactions, SAP expects all line items to belong to the same main transaction type.
  
  
  
  Configuration Issues: There may be configuration settings in the SAP system that enforce consistency in transaction types, leading to this error when the settings are not adhered to.
  
  
  Data Entry Errors: Manual data entry errors can also lead to this issue, where different transaction types are