Subtyping error with HTTP streaming_strategy in 0.8.3

[cryptoschindler]

maybe this helps?

Cryptic error from icx-proxy

I’m trying to test my Motoko assets canister using icx-proxy running locally. The Motoko canister code is modeled after the official Rust assets canister, and has a nearly identical .did interface. However, the icx-proxy stops working as intended at this exact line. It just doesn’t accept the streaming strategy that the Motoko assets canister returns in the response to http_request. Furthermore, the icx-proxy logs this cryptic debug message: opt table5 <: opt variant { Callback : record { …