Message type: E = Error
Message class:  CNV_DMC_SIN_AM - Messages for Business Address Services 
Message number: 728
Message text: The P.O. box postal code &1 must have a length of &2 or &3
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 CNV_DMC_SIN_AM728 indicates that there is an issue with the postal code format for a P.O. box. Specifically, the error states that the postal code must have a length of either a specified length (&2) or an alternative length (&3). This error typically arises during data migration or data entry processes where postal codes are being validated against specific format requirements.
Cause: Incorrect Postal Code Length: The postal code entered for the P.O. box does not match the required lengths defined in the system. Data Migration Issues: If this error occurs during a data migration process, it may be due to incorrect mapping or transformation rules that do not conform to the expected postal code formats. User Input Error: Users may have entered the postal code incorrectly, either by typing errors or misunderstanding the required format.
Solution: Check Postal Code Length: Verify the postal code entered for the P.O. box. Ensure that it
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CNV_DMC_SIN_AM727 The postal code &1 must have a length of &2 or &3
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CNV_DMC_SIN_AM729 The company postal code &1 must have a length of &2 or &3
 INCLUDE AM729 OBJECT DOKU ID NA LANGUAGE EN The system issues an error message and will not allow you to continue with this transaction until the err...
CNV_DMC_SIN_AM730 Use only digits in places &2 to &3 in postal code &1
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