Message type: E = Error
Message class:  ICC_CONDTAX - International Development: Condition-based tax calculation 
Message number: 028
Message text: Errors in the automatic update of access sequences from tax group &1
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The SAP error message ICC_CONDTAX028 indicates that there are errors in the automatic update of access sequences related to tax groups in the system. This typically occurs during the process of updating tax condition records or when there are inconsistencies in the tax configuration.
Cause: Inconsistent Tax Group Data: The tax group data may not be consistent or may be missing for certain entries. Access Sequence Issues: There may be issues with the access sequences defined for tax determination, such as missing or incorrect access sequences. Configuration Errors: Incorrect configuration in the tax settings or condition records can lead to this error. Authorization Issues: The user may not have the necessary authorizations to perform the update. System Bugs: Occasionally, this error can be caused by bugs in the SAP system or specific patches that need to be applied.
Solution: Check Tax Group Configuration: Verify that the tax groups are correctly defined and that all necessary data is present.
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