Hello,
The error means that there is a failed update in the system.
Have you activated the function properly, checking that should be the first step.
Failed updates can be analyzed further in detail via transaction SM13.
Below links should be helpful on how you can proceed further,
Regd: SM13 Errors  Update Failure | SCN
Repeating Canceled Updates - Updates in the SAP System (BC-CST-UP) - SAP Library
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Best Regards,
Ameya B