Webdriver-manage update error

Question

I am new to using protractor. Trying to install a standalone webdriver-manager but getting following error.

Node v7.2.0
Protractor 5.0.0
webdriver-manager 11.1.1

when I run webdriver-manger update --standalone I get following error

[17:25:21] I/file_manager - creating folder C:\Users\AppData\Roaming\npm\node_modules\protractor\node_modules\webdriver-manager\selenium
[17:25:22] E/downloader - undefined
[17:25:22] I/update - chromedriver: file exists C:\Users\AppData\Roaming\npm\node_modules\protractor\node_modules\webdriver-manager\selenium\chromedriver_2.26win32.zip
[17:25:22] I/update - chromedriver: unzipping chromedriver_2.26win32.zip
**(node:14972) UnhandledPromiseRejectionWarning: Unhandled promise rejection (rejection id: 1): Invalid filename
(node:14972) 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.
[17:25:22] E/downloader - undefined
[17:25:22] I/update - selenium standalone: file exists** C:\Users\AppData\Roaming\npm\node_modules\protractor\node_modules\webdriver-manager\selenium\selenium-server-standalone-2.53.1.jar
[17:25:22] I/update - selenium standalone: 2.53.1 up to date
[17:25:24] E/downloader - undefined
[17:25:24] I/update - geckodriver: file exists C:\Users\AppData\Roaming\npm\node_modules\protractor\node_modules\webdriver-manager\selenium\geckodriver-v0.12.0-win64.zip
[17:25:24] I/update - geckodriver: unzipping geckodriver-v0.12.0-win64.zip

Answer 1

This worked for me:

webdriver-manager --ignore_ssl update