Hot key or accelerator registration failed. Maybe caused by wrong input.

热键或快捷键注册失败，也许是输入错误。

youdao

CAPTCHAs are commonly used for user registration, contact forms, or failed logins.

FORBES: Artificial Intelligence Will Defeat CAPTCHA -- How Will We Prove We're Human Then?

But on Monday, a court in Sochi said Mr Lebedev's registration was invalid because he had failed to submit a financial document.

BBC: Lebedev barred from Sochi contest

He also said Goard, who initially rejected the applications because the voters failed to include their registration numbers as required by law, broke the state election code by allowing only Republican Party workers to add those numbers to the applications so the voters could receive the ballots.

CNN: graphic