Actual TL type
OptionalcauseContext at which the error occurred.
Usually a user-friendly string containing name
of the high-level API method, name of the TL
RPC method, and path of the entity,
like this: signIn (@ auth.signIn -> user)
Expected TL type
OptionalstackStatic OptionalprepareOptional override for formatting stack traces
StaticstackStaticcaptureCreate .stack property on a target object
OptionalconstructorOpt: FunctionCreate .stack property on a target object
OptionalconstructorOpt: Function
Server returned something of an unexpected type.
This is usually a problem on library side. Feel free to open an issue about this!