Upgrading git for windows [1] fixed it for me. [1] https://github.com/Microsoft/Git-Credential-Manager-for-Windows/issues/57
From: Yishay Weiss<mailto:yishayj...@hotmail.com> Sent: Sunday, February 25, 2018 4:12 PM To: dev@royale.apache.org<mailto:dev@royale.apache.org> Subject: GitHub Problems Did anyone else have these problems? I’m using my GitHub account credentials. C:\dev\flexjs\royale-asjs\frameworks\projects\Graphics>git push fatal: AggregateException encountered. One or more errors occurred. Username for 'https://github.com': yishayw Password for 'https://y...@github.com': remote: Invalid username or password. fatal: Authentication failed for 'https://github.com/apache/royale-asjs.git/'