Message type: E = Error
Message class:  IUEEDPPLOTA - Deregulation: Distribution of Aggregated Payments 
Message number: 150
Message text: Distribution lot check not active: Lots are not posted
The <LS>Check Distribution Lot</> indicator was not set at the start of
the run.
In this case the structured distribution lots are not posted, even if
<LS> Post Lot</> is specified as the further-processing level in
Customizing (SAP Utilities > Intercompany Data Exchange -> Payment
Control -> Define Parameters for the Distribution of Aggregated Payments
(view maintenance: IUEEDPPLOTAVPPV)).
Use the <LS>Process Distribution Lot (Aggregated Payment)</> transaction
(transaction IUEEDPPLOTAALC3) to post the lots.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message "IUEEDPPLOTA150 Distribution lot check not active: Lots are not posted" typically occurs in the context of inventory management or logistics when dealing with distribution lots. This error indicates that the system is unable to process a transaction because the distribution lot check is not active, and as a result, the lots are not posted.
Cause: Inactive Distribution Lot Check: The distribution lot check may not be activated in the system configuration. This means that the system is not set up to validate or manage distribution lots for the specific transaction you are trying to perform. Missing Lot Assignment: The lots that are supposed to be associated with the transaction may not have been properly assigned or posted in the system.
Configuration Issues: There may be issues in the configuration settings related to inventory management or lot management that prevent the system from recognizing the lots.
Solution: Activate Distribution Lot Check: Go to the
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