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The Delft-FEWS client-server system consists of the Master-Controllers, Forecasting Shell Servers and Operator Clients and optionally a PiService. In rare cases there are errors that make it is necessary to remove some records from the client-server system. Removal is not always straightforward since synchronisation may cause these records to be synchronised back to the central database system. The following steps will prevent this happening. Note that for several different removal methods of records from the central database are made available within the MCRecoveryTool. Note that some types of records are uploaded by the Operator Clients (manual edits / synchLevel 5) in which case it is necessary to remove the OC local datastores as well.
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