9187 An invalid source ValidTime value was detected for MERGE INTO.
Explanation:
This error occurs in a sequenced MERGE-INTO statement's UPDATE clause with a source which contains a ValidTime column. For each source row qualifying a target row for UPDATE, that source row's VT must be contained within the target row VT. If this is not true it is an error condition.
Generated By:
AMP Steps.
For Whom:
End User.
Remedy:
Correct and resubmit the request.