Dyalog APL 20.0 throws error AC0040: could not fix function asynchronously when 2 ⎕FIX fails on invalid source inside a Jarvis HTTP request handler, and the code is in a ]link'd namespace.
The error is:
- Category: "Object oriented programming", ENX 40
- Fires asynchronously (different thread from the caller, ~0.5s delay)
- Not catchable by
:Trap 0in the calling function