Your cypress/plugins/index.js file threw an error. 

Please ensure your pluginsFile is valid and relaunch the migration tool to migrate to Cypress version 10.0.0.


Error: fail whale
    at makeErr (cypress/packages/errors/test/unit/visualSnapshotErrors_spec.ts)
    at LEGACY_CONFIG_ERROR_DURING_MIGRATION (cypress/packages/errors/test/unit/visualSnapshotErrors_spec.ts)