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SUMMARY
Neochat cannot connect to the internet anymore after QT 6.10 upgrade.

STEPS TO REPRODUCE
1.  Launch neochat

OBSERVED RESULT
There is no internet connection.

EXPECTED RESULT
The client connects.

SOFTWARE/OS VERSIONS
Operating System: Fedora Linux 43
KDE Plasma Version: 6.5.1
KDE Frameworks Version: 6.19.0
Qt Version: 6.10.0
Kernel Version: 6.17.5-300.fc43.x86_64 (64-bit)
Graphics Platform: Wayland
Processors: 16 × AMD Ryzen 7 5800X3D 8-Core Processor
Memory: 32 GiB of RAM (31.2 GiB usable)
Graphics Processor: AMD Radeon RX 7800 XT

ADDITIONAL INFORMATION
Journalctl produces output suggesting what the issue may be:
Nov 02 08:15:24 peridot neochat[4642]: "SyncJob-1": retry #2118724 in 0 s
Nov 02 08:15:24 peridot neochat[4642]: QTimer::start: negative intervals aren't allowed; the interval will be set to 1ms.
Nov 02 08:15:24 peridot neochat[4642]: "SyncJob-1" status Timeout: The job has timed out
Nov 02 08:15:24 peridot neochat[4642]: "SyncJob-1" stopped without ready network reply
Nov 02 08:15:24 peridot neochat[4642]: "SyncJob-1": retry #2118725 in 0 s
Nov 02 08:15:24 peridot neochat[4642]: QTimer::start: negative intervals aren't allowed; the interval will be set to 1ms.
Nov 02 08:15:24 peridot neochat[4642]: "SyncJob-1" status Timeout: The job has timed out
Nov 02 08:15:24 peridot neochat[4642]: "SyncJob-1" stopped without ready network reply
Nov 02 08:15:24 peridot neochat[4642]: "SyncJob-1": retry #2118726 in 0 s
Nov 02 08:15:24 peridot neochat[4642]: QTimer::start: negative intervals aren't allowed; the interval will be set to 1ms.
Nov 02 08:15:24 peridot neochat[4642]: "SyncJob-1" status Timeout: The job has timed out
Nov 02 08:15:24 peridot neochat[4642]: "SyncJob-1" stopped without ready network reply
Nov 02 08:15:24 peridot neochat[4642]: "SyncJob-1": retry #2118727 in 0 s

The log is flooded with these until systemd suppresses it due to too many logged messages.