InvalidFinalizationConfig

Exactly one of call or target_address must be set, but both or neither were provided to create, or the stored crowdloan holds an inconsistent pair at finalize time. Check those two fields on the create arguments or the Crowdloans entry.

Declared by the Crowdloan pallet; it classifies to the semantic code invalid_argument.

Remediation

Check the argument values against the operation schema

The same explanation is available in the terminal: btcli explain InvalidFinalizationConfig.