HTTP 400 · Bad Request
HTTP 400 Bots & Inline

When & why it happens

The current user is a bot, but the called method is not available to bots (or vice-versa).

Handling in gogram

Surfaced as *gogram.ErrResponseCode. Match on the message:

if err, ok := err.(*gogram.ErrResponseCode); ok { if err.Message == "BOT_METHOD_INVALID" { // handle this error } }