Message type: E = Error
Message class:  IUEEDPPLOTA - Deregulation: Distribution of Aggregated Payments 
Message number: 199
Message text: No further payment amount exists: It is not possible to add other items
No further payment exists for the aggregated bill.
For this reason, the creation of further items and the distribution lot
has been canceled.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
If the distribution lot was not posted in accordance with the parameter
settings, you can use the IUEEDPPLOTAALC5 transaction to continue to
process the distribution lot.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message IUEEDPPLOTA199 typically occurs in the context of payment processing, particularly when dealing with payment documents or payment runs. This error indicates that there are no further payment amounts available for the specified items, and as a result, it is not possible to add additional items to the payment document.
Cause: No Remaining Payment Amount: The primary cause of this error is that the payment document has already been fully allocated or settled, meaning there are no remaining amounts to process further items. Incorrect Document Status: The payment document may be in a status that does not allow for additional items to be added.
Configuration Issues: There may be configuration settings in the payment processing module that restrict the addition of items under certain conditions. Data Entry Errors: Incorrect data entry or missing information in the payment document can also lead to this error.
Solution: Check Payment Document Status: Verify the status of the
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
IUEEDPPLOTA198 Document &1 adjusted to remaining payment amount
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
IUEEDPPLOTA197 No optimal payment found. All payments are displayed
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
IUEEDPPLOTA200 No payment document exists for bill &1. No addition
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
IUEEDPPLOTA201 No items available for clarification for lot &1
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
Click on this link to search all SAP messages.