On 20/11/2025 12:09, Jeremy Harris via Exim-users wrote:

Could I ask
- what version you ran previously
1.98.2

On that version in logs I can see that exim forks itself with additional `-MCt ...` cmdline argument
- if your config uses cutthrough delivery
No
- if your config uses recipient verify *with* callout and hold
Yes acl_smtp_rcpt has this line:
```
!verify = recipient/defer_ok/callout=3s,maxwait=5s,connect=2s,defer_ok,use_sender,hold
```

Removing `hold` flag helps to mitigate/hide the issue

Sincerely,
Karolis Breidokas
directadmin.com

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