Message type: E = Error
Message class:  IUEEDPPLOTA - Deregulation: Distribution of Aggregated Payments 
Message number: 169
Message text: Allocation is deleted when changed items are saved
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The SAP error message IUEEDPPLOTA169 indicates that an allocation has been deleted when changes were made to items in a document, typically in the context of inventory management or logistics. This error can occur in various scenarios, such as during the processing of purchase orders, sales orders, or inventory allocations.
Cause: The error usually arises due to one of the following reasons: Data Inconsistency: There may be inconsistencies in the data being processed, such as changes to item quantities or allocations that conflict with existing allocations. Manual Changes: If manual changes are made to the items or allocations while the system is processing, it can lead to this error. System Configuration: Incorrect configuration settings in the SAP system related to inventory management or allocation processes can also trigger this error. Concurrency Issues: If multiple users are trying to modify the same allocation or document simultaneously, it can lead to conflicts and result in this error.
Solution: To resolve
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