| 400 | BOT_DOMAIN_INVALID | Bot domain invalid. |
| 400 | BOT_INVALID | This is not a valid bot. |
| 400 | BUSINESS_CONNECTION_INVALID | The connection_id passed to the wrapping invokeWithBusinessConnection call is invalid. |
| 400 | BUSINESS_PEER_INVALID | Messages can't be set to the specified peer through the current business connection. |
| 400 | BUTTON_COPY_TEXT_INVALID | The specified keyboardButtonCopy.copy_text is invalid. |
| 400 | BUTTON_DATA_INVALID | The data of one or more of the buttons you provided is invalid. |
| 400 | BUTTON_TYPE_INVALID | The type of one or more of the buttons you provided is invalid. |
| 400 | BUTTON_URL_INVALID | Button URL invalid. |
| 400 | CHANNEL_INVALID | The provided channel is invalid. |
| 406 | CHANNEL_PRIVATE | You haven't joined this channel/supergroup. |
| 403 | CHAT_ADMIN_REQUIRED | You must be an admin in this chat to do this. |
| 400 | CHAT_FORWARDS_RESTRICTED | You can't forward messages from a protected chat. |
| 403 | CHAT_SEND_GIFS_FORBIDDEN | You can't send gifs in this chat. |
| 403 | CHAT_WRITE_FORBIDDEN | You can't write in this chat. |
| 400 | DOCUMENT_INVALID | The specified document is invalid. |
| 400 | ENTITIES_TOO_LONG | You provided too many styled message entities. |
| 400 | ENTITY_BOUNDS_INVALID | A specified entity offset or length is invalid, see here » for info on how to properly compute the entity offset/length. |
| 400 | FILE_PARTS_INVALID | The number of file parts is invalid. |
| 400 | IMAGE_PROCESS_FAILED | Failure while processing image. |
| 403 | INLINE_BOT_REQUIRED | Only the inline bot can edit message. |
| 400 | INPUT_USER_DEACTIVATED | The specified user was deleted. |
| 400 | MEDIA_CAPTION_TOO_LONG | The caption is too long. |
| 400 | MEDIA_EMPTY | The provided media object is invalid. |
| 400 | MEDIA_GROUPED_INVALID | You tried to send media of different types in an album. |
| 400 | MEDIA_INVALID | Media invalid. |
| 400 | MEDIA_NEW_INVALID | The new media is invalid. |
| 400 | MEDIA_PREV_INVALID | Previous media invalid. |
| 400 | MEDIA_TTL_INVALID | The specified media TTL is invalid. |
| 403 | MESSAGE_AUTHOR_REQUIRED | Message author required. |
| 400 | MESSAGE_EDIT_TIME_EXPIRED | You can't edit this message anymore, too much time has passed since its creation. |
| 400 | MESSAGE_EMPTY | The provided message is empty. |
| 400 | MESSAGE_ID_INVALID | The provided message id is invalid. |
| 400 | MESSAGE_NOT_MODIFIED | The provided message data is identical to the previous message data, the message wasn't modified. |
| 400 | MESSAGE_TOO_LONG | The provided message is too long. |
| 400 | MSG_ID_INVALID | Invalid message ID provided. |
| 500 | MSG_WAIT_FAILED | A waiting call returned an error. |
| 400 | PEER_ID_INVALID | The provided peer id is invalid. |
| 400 | PEER_TYPES_INVALID | The passed keyboardButtonSwitchInline.peer_types field is invalid. |
| 400 | PHOTO_EXT_INVALID | The extension of the photo is invalid. |
| 400 | PHOTO_INVALID_DIMENSIONS | The photo dimensions are invalid. |
| 400 | PHOTO_SAVE_FILE_INVALID | Internal issues, try again later. |
| 400 | REPLY_MARKUP_INVALID | The provided reply markup is invalid. |
| 400 | REPLY_MARKUP_TOO_LONG | The specified reply_markup is too long. |
| 400 | SCHEDULE_DATE_INVALID | Invalid schedule date provided. |
| 400 | TODO_ITEMS_EMPTY | A checklist was specified, but no checklist items were passed. |
| 400 | TODO_ITEM_DUPLICATE | Duplicate checklist items detected. |
| 400 | USER_BANNED_IN_CHANNEL | You're banned from sending messages in supergroups/channels. |
| 400 | WEBPAGE_NOT_FOUND | A preview for the specified webpage url could not be generated. |