This changes the verify checkpoints fail handling to use the GUI reset blockchain facility if in the GUI, or direct the user to use the -resetblockchaindata option if using the daemon, rather than instructing the user to manually delete the blockchain data files.
This changes the verify checkpoints fail handling to use the GUI reset blockchain facility if in the GUI, or direct the user to use the -resetblockchaindata option if using the daemon, rather than instructing the user to manually delete the blockchain data files.