Message type: E = Error
Message class:  HRPAYFR_ANI - Class of messages for ANI 
Message number: 023
Message text: Same UIDCT for contract references &1 and &2
An error has been detected in the database. More specifically, there are
records with the same UIDCT technical field but different contract
references.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
To correct this error, proceed as follows:
Quit the transaction and attempt to re-enter your data.
If you have not used a local program to modify the fields in question:
please contact SAP support and detail how this error has occurred so
that the support team can replicate it.
If you have used a local program which has generated inconsistent data:
first repair these data with another local program then re-enter the
data.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message HRPAYFR_ANI023 indicates that there is a conflict with the UIDCT (Unique Identifier for Contract) for two different contract references in the payroll processing. This typically occurs when the same UIDCT is assigned to multiple contract references, which is not allowed in the system.
Cause: The error arises when: Two or more contracts are incorrectly assigned the same UIDCT. There may be a data entry error or a configuration issue in the payroll setup. The contracts might be for the same employee but are not set up correctly in the system.
Solution: To resolve the error, you can take the following steps: Check Contract References: Review the contract references for the employee in question. Ensure that each contract has a unique UIDCT assigned to it. Correct UIDCT Assignment: If you find that the same UIDCT is assigned to multiple contracts, you will need to change one of the contracts to have a different UIDCT. This can usually
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