Hey,
In order to sign into Bungie.net you must have the correct credentials for the platform you are using to sign in with.
If you are having issues and you are certain you have the correct details then please try the following:
- [url=https://support.google.com/accounts/answer/32050?hl=en&co=GENIE.Platform%3DDesktop]Clear Browser Data[/url]
- Use an Incognito tab (ctrl + shift + n)
- Use a different Browser
- Try signing in on your phone or other smart device