VFH00025S Vector file creator user exit class 'ccc' does not implement the required interface.
Explanation
Transaction Server
The user-supplied VECTOR file creator user exit that is specified in the vectorFileCreatorClass configuration property did not implement the required interface.
Operator response
Ensure that the indicated VECTOR file creator user exit implements the
com.ibm.icpcs.transactionserver.vector.VectorFileCreatorInterface
interface.