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IDProjectCategoryView StatusLast Update
0009783ardourbugspublic2024-08-28 04:21
Reporterb2jammer Assigned To 
PrioritynormalSeverityminorReproducibilitysometimes
Status newResolutionopen 
PlatformUbuntuOSLinuxOS Version(any)
Product Version8.6 
Summary0009783: (AMD GPU) Audio/MIDI window is blank if opened again
DescriptionIf the engine I/O device has changed since you last opened a specific session, opening Audio/MIDI Setup from the Window menu will bring up an empty window. This seems to be an issue with AMD specifically (tested on an AMD Radeon Vega 8), as previously discussed on this forum post: https://discourse.ardour.org/t/audio-midi-setup-window-is-blank/108966
Steps To Reproduce1. Open a session that triggers the message: "Engine I/O device has changed since you last opened this session."
2. Audio/MIDI Setup will open, and should be populated with UI elements as expected. Click Start to open the session.
3. Open Audio/MIDI Setup from Window menu. The window will open again, but shows nothing this time.

Additional InformationThe option "Allow to resize Engine Dialog" under Preferences > Appearance > Quirks has no effect on this issue.

The Audio/Midi Setup window works normally if the "Engine I/O device has changed" message doesn't appear.

Workaround: Checking the option "Use intermediate-image surface to render canvas" seems to fix the issue, albeit by using software rendering.
TagsNo tags attached.

Activities

b2jammer

2024-08-26 15:03

reporter   ~0028950

Update: The listed workaround doesn't actually work. Engine UI is still blank even when using intermediate image surface.

x42

2024-08-27 19:38

administrator   ~0028951

The issue as we understood it was because the Window was too small for the content (unrelated to image surface).

Does Prefs > Appearance > Quirks > Allow to resize Engine Dialog help?

b2jammer

2024-08-28 04:21

reporter   ~0028953

It doesn't, unfortunately. The issue still occurs whether that option is checked or not.

Issue History

Date Modified Username Field Change
2024-08-26 00:12 b2jammer New Issue
2024-08-26 15:03 b2jammer Note Added: 0028950
2024-08-27 19:38 x42 Note Added: 0028951
2024-08-28 04:21 b2jammer Note Added: 0028953