Sure, the Bumble dating app and other similar account-holding platforms can be quick to point the finger at you (the user) as the one to blame for why you can't log in successfully.
Fix Bumble Login Error | Can't sign in to the Bumble Dating app?
Whether it suggests you may have forgotten your password or otherwise, it's all too common to assume you must have made a mistake. However, you are not always the one to blame for login problems.
Instead, it's more likely that the app or website has a problem. Since both the app and website have technical aspects that go into them, it's much more feasible that there would be a problem somewhere along the line.
So if you're having trouble logging into your Bumble account, it could be that Bumble's server is down due to a technical issue on their end.