Failed to create e-mail back
Aldevinas Katkus
10-29-25
Operating system: Windows
8.5 2023-04-19 (build 85550290)
In the server on the first run:

2025-10-29 09:07:29 Requesting Lookup address
2025-10-29 09:07:29 Failed to create e-mail back, unknown source register

What this could mean?
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