telegram api method · layer 229 · #87f2219b
bots.checkUsername
definition
bots.checkUsername#87f2219b username:string = Bool;
parameters
| name | type | description |
|---|---|---|
username | string |
returns
errors (5)
| code | error | description |
|---|---|---|
| 400 | BUSINESS_CONNECTION_NOT_ALLOWED | This method was invoked over a business connection using invokeWithBusinessConnection, but either (1) we're a user, and users cannot invoke methods over a business connection; (2) we're a bot, but business mode was disabled in @botfather or (3); we're a bot, but this method cannot be invoked over a business connection. |
| 400 | USERNAME_INVALID | The provided username is not valid. |
| 400 | USERNAME_OCCUPIED | The provided username is already occupied. |
| 400 | USERNAME_SUFFIX_MISSING | The required bot suffix is missing from the passed username. |
| 401 | AUTH_KEY_UNREGISTERED | The specified authorization key is not registered in the system (for example, a PFS temporary key has expired). |
history
present in layers 224–229
| id | layers |
|---|---|
| #87f2219b | 224–229 |