This happens on both 3.12 and 4.0.1
Dump from 3.12: https://gist.github.com/xPaw/b62bec9f576d0008fdb5
Dump from 4.0.1 with --debug: https://gist.github.com/xPaw/d222d66cbd87abf14aa4
Could you provide a test case showing the problem?
We have not received the requested information. If you are still experiencing this issue please provide all the requested information and reopen the bug report.