Compatibility Report

• Name of the game with compatibility issues: THEMIS
• Steam AppID of the game: 3134920/3435680

System Information

• GPU: NVIDIA GeForce GTX 1060
• Video driver version: 4.6.0 NVIDIA 565.77
• Kernel version: 6.12.13-200.fc41.x86_64
• Proton version: 9.0.4/Hotfix/Experimental

I confirm:

• [x] that I haven't found an existing compatibility report for this game.
• [x] that I have checked whether there are updates for my system available.

winegstreamer error: decodebin0: Your GStreamer installation is missing a plug-in.
winegstreamer error: decodebin0: ../src-gst_base/gst/playback/gstdecodebin2.c(4704): gst_decode_bin_expose (): /GstBin:bin0/GstDecodeBin:decodebin0:
no suitable plugins found:
Couldn't set avdec_h264-0 to PAUSEDCouldn't set avdec_valve_h264-0 to PAUSED
Missing decoder: MPEG-4 AAC (audio/mpeg, mpegversion=(int)4, framed=(boolean)true, stream-format=(string)raw, level=(string)2, base-profile=(string)lc, profile=(string)lc, codec_data=(buffer)1190, rate=(int)48000, channels=(int)2)

0:00:00.056663153  8377 0x7f2e90006000 ERROR   protonmediaconverter videoconv.c:341:video_conv_state_create: Failed to create read fozdb from /var/home/plata/.var/app/com.valvesoftware.Steam/.local/share/Steam/steamapps/shadercache/3435680/transcoded_video.foz, ret -4.
0:00:00.056683768  8377 0x7f2e90006000 ERROR   protonmediaconverter videoconv.c:502:video_conv_change_state: Failed to create video conv state, ret -4.
0:00:00.056790357  8377 0x7f2e90006000 ERROR   protonmediaconverter videoconv.c:191:dump_fozdb_discard_transcoded: Failed to create read fozdb, ret -4.

(wine:8377): GStreamer-Video-CRITICAL **: 17:42:10.289: gst_video_info_from_caps: assertion 'gst_caps_is_fixed (caps)' failed

(wine:8377): GStreamer-Audio-CRITICAL **: 17:42:10.296: gst_audio_info_from_caps: assertion 'gst_caps_is_fixed (caps)' failed

Symptoms

Videos do not play/only white background + audio (tested with Steam Flatpak version).

Reproduction

Start new game.

GE-Proton works.