RE: `OBC` development update

With some help from @neopch, I will update my earlier response with some images, @breakaway-dev. In the dialog, after ...

Following the "Add Btc Profile" link
Adding your existing Hive account name
Successfully connecting your wallet, after clicking on "Get btc address"
"Sign Message"
"Connect to Hive Account

... this is what appeared on my screen:

This is what appeared on @neopch's screen (which, of course, is what one would expect):

But ... This then appeared on both of our screens:

And ... Upon confirming, we both saw this confirmation on our screens:

In his case, he was able to go on and successfully log in to the One BTC Club website. I was not ...

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I hope that helps you. I had forgotten the error message, due to the fact it is quickly followed by the Confirm dialog in Hive Keychain. I assumed, obviously incorrectly, that this glitch did not matter, since ultimately I see confirmation that my Bitcoin address and signature successfully added to your Hive profile!.

Nope. Not in my case. Whatever "status code 500" is, hopefully that will provide the missing link you need in helping resolve whatever the issue is preventing being able to log-in to the One BTC Club website.