Message type: E = Error
Message class:  EK - IS-U Accounts Receivable and Payable 
Message number: 483
Message text: Different keys in rates and summarization subtransactions
Checks for the existence of <DS:DE.HVORG_KK>transaction keys</> of
external transactions that are used in rates and internally allocated
billing <DS:DE.TVORG_KK>sub-transactions</> (summarization
transactions).
If the system finds inconsistencies, you have the following options:
Change the keys in rate steps so that there is no more overlap.
Change the keys in the internally allocated billing procedures so that
there is no more overlap.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message EK483, which states "Different keys in rates and summarization subtransactions," typically occurs in the context of purchasing documents, particularly when dealing with conditions and pricing in purchasing transactions. This error indicates that there is a mismatch between the keys used in the condition records and the summarization of those records.
Cause: The error can arise due to several reasons, including: Inconsistent Condition Records: There may be inconsistencies in the condition records for the pricing, such as different keys being used for the same condition type. Different Pricing Procedures: If different pricing procedures are applied to the same transaction, it can lead to mismatches in the keys. Data Entry Errors: Manual entry errors in the pricing conditions or in the purchase order can lead to discrepancies. Changes in Master Data: Changes in vendor master data or material master data that affect pricing can also lead to this error.
Solution: To resolve the EK483 error, you
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