& IDocs for this monitoring object found but threshold value is &

What causes this issue?

Performance attribute for the number of IDocs in the individual status
groups.

How to fix this error?

If this threshold has been exceeded, you should resubmit the IDocs with
errors using transaction BD87.

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.