(node:25384) UnhandledPromiseRejectionWarning: TypeError: Cannot read property 'version' of null
at C:\Users\Downloads\protractorTraining\node_modules\protractor\node_modules\webdriver-manager\built\lib\binaries\binary.js:55:52
(Use `node --trace-warnings ...` to show where the warning was created)
(node:25384) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). To terminate the node process on unhandled promise rejection, use the CLI flag `--unhandled-rejections=strict` (see https://nodejs.org/api/cli.html#cli_unhandled_rejections_mode). (rejection id: 1)
(node:25384) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.
webdriver-manager update --versions.gecko 0.29.0
Throws :
Version used: 12.1.8 , with protractor