[3.12] More actionable error message when spawn is incorrectly used. (GH-102203) (#107990)

More actionable error message when spawn is incorrectly used. (GH-102203)
(cherry picked from commit a794ebeb028f7ef287c780d3890f816db9c21c51)

Co-authored-by: Yuxin Wu <ppwwyyxxc@gmail.com>
Co-authored-by: Yuxin Wu <ppwwyyxx@users.noreply.github.com>
Co-authored-by: Oleg Iarygin <oleg@arhadthedev.net>

Miss Islington (bot) committed 2y ago

c2fb25a7145cbb6bbe92de28a230e963fe4d696f

Parent: 5d9f20a

Committed by GitHub <noreply@github.com> on 8/16/2023, 12:22:22 PM