R Integration: The request could not be completed due to an unexpected failure in write to proxy. The system error is 32 (Broken pipe)Using macOS with R 4.5.0, the following error is observed when submitting R code via JMP 17.0 through 18.2.1.

Workaround: downgrade to an earlier version of R, 4.4.3 or earlier.
Automation and Scripting