Can not load plugins in Bitwig: Plugin host metadata command reader error

[AcidSepp]

Thanks for giving yabridge a shot!

• I read through both the troubleshooting and the known issues sections, and my issue wasn't listed there

Problem description

I have installed both VST2 and VST3 plugins with yabridge and wine, but they do not load correctly in Bitwig.
I get the following errors:

/home/yannick/.vst/yabridge/ValhallaSupermassive_x64.so

com.bitwig.flt.library.metadata.reader.exception.CouldNotReadMetadataException: could not read metadata: Plugin host did not respond for 20.0 seconds
stdout:
[2025-1-15 20:9:57.293 BITWIG_PLUGIN_HOST error] Error setting realtime priority for thread to -10
...
[2025-1-15 20:9:57.293 BITWIG_PLUGIN_HOST error] Error setting realtime priority for thread to -10
[2025-1-15 20:9:57.293 BITWIG_PLUGIN_HOST info] PluginHost: Reading VST 2.4 plugin metadata for /home/yannick/.vst/yabridge/ValhallaSupermassive_x64.so
[2025-1-15 20:10:25.100 BITWIG_PLUGIN_HOST error] Plugin host metadata command reader error: 

/home/yannick/.vst3/yabridge/ValhallaFreqEcho.vst3

com.bitwig.flt.library.metadata.reader.exception.CouldNotReadMetadataException: could not read metadata: Plugin host did not respond for 20.0 seconds
stdout:
[2025-1-12 20:35:46.934 BITWIG_PLUGIN_HOST error] Error setting realtime priority for thread to -10
...
[2025-1-12 20:35:46.935 BITWIG_PLUGIN_HOST error] Error setting realtime priority for thread to -10
[2025-1-12 20:35:46.935 BITWIG_PLUGIN_HOST info] PluginHost: Reading VST 3 plugin metadata for /home/yannick/.vst3/yabridge/ValhallaFreqEcho.vst3
[2025-1-12 20:36:11.498 BITWIG_PLUGIN_HOST error] Plugin host metadata command reader error: 

Wine versions

I already tried this with the latest stable WINE version and I also downgraded wine to 9.21 according to this issue #382 with no success.

What did you expect to happen?

Both Vst3 and Vst2 plugins are correctly scanned.

What actually happened?

Plugins do not respond.

Operating system

Ubuntu 24.10

How did you install yabridge?

Github

yabridge version

5.1.1

yabridgectl version

5.1.1

Wine version

wine-9.21 (Staging)

Plugin

Valhalla Supermassive

Plugin type

both VST2 and VST3

Plugin architecture

64-bit

Host

Bitwig Studio 5.2.7

Desktop environment or WM

GNOME

GPU model

No response

GPU drivers and kernel

No response

Debug log

BitwigStudio.log

Anything else?

No response