telegram api error · 400

USERNAME_INVALID

The provided username is not valid.

returned by (11)

• account.checkUsername
• account.toggleUsername
• account.updateUsername
• bots.checkUsername
• bots.createBot
• channels.checkUsername
• channels.toggleUsername
• channels.updateUsername
• contacts.resolveUsername
• help.getConfig
• updates.getDifference

open in errorserrors json