As Twitter roll it out Twitter Blue $8 monthly subscriptionsome users receive an error message stating “Your account is not authorized.” Here are three reasons for the error message.

What happened: Esther Crawford, Director of Product Management at Twitter, said only some users may be getting the error message. Crawford responded to a Twitter user, Kevin Healey, who complained that the social media platform didn’t allow him to subscribe to Twitter Blue Apple iOS.

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Crawford said the account was flagged by Twitter’s impersonator defense primarily for one of three reasons — recently changed name, username, or profile photo.

However, it is unclear how long users will have to wait after changing their name or profile picture before being able to log into Twitter Blue.

Finally, on Monday, Twitter launched its Twitter Blue subscription at a monthly premium of $8. However, users who subscribe to the service through the web will have to pay $8 iPhone user have to pay $11 per month.

Twitter boss Elon Musk also announced that The ad-free tier of Twitter Blue will be available next year, albeit at a higher price.

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