protonscr

Grisaia Phantom Trigger Vol.1

protonopen appid 606510Game compatibility - Unofficial
ValveSoftware/Proton#8223 · opened 2024-11-08 by ipr · updated 2025-09-01 · 1 comments · github · game page · search this game
Iipr 2024-11-08 github

Compatibility Report

  • Name of the game with compatibility issues:Grisaia Phantom Trigger Vol.1
  • Steam AppID of the game:606510

System Information

  • GPU: AMD Vega 56/64
  • Video driver version: Mesa 24.2.6
  • Kernel version: 6.11.6
  • Proton version: 9.0

Also affects Steam Deck 3.6.20

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.

Symptoms

This is another game where video codec is not working for the in-game animations.

From the log:

0:00:07.457746615 77422 0xbfd03ee0 ERROR   protonmediaconverter lib.c:270:create_placeholder_file: Env STEAM_COMPAT_TRANSCODED_MEDIA_PATH not set.
0:00:07.457778285 77422 0xbfd03ee0 ERROR   protonmediaconverter lib.c:286:dump_fozdb_open: Env MEDIACONV_VIDEO_DUMP_FILE not set.
0:00:07.457794766 77422 0xbfd03ee0 ERROR   protonmediaconverter videoconv.c:592:video_conv_dump_upstream_data: Failed to open video dump fozdb, ret -11.
0:00:07.457812926 77422 0xbfd03ee0 ERROR   protonmediaconverter videoconv.c:656:video_conv_init_transcode: Failed to dump upstream data, ret -11.

Note that this likely affects other games in the same series, although not tested yet.

Reproduction

  1. play the game, videos do not play
  2. after finishing story, videos should be playable in fifth page in "extras" from main menu, but videos only have brief black screen instead of playing

steam-606510.log.gz

NNickOnions 2025-09-01 github

I believe you need to install krkrwine, which adds Kirikiri engine support to Proton. The download page for which can be found at https://git.disroot.org/Sir_Walrus/krkrwine

Launch options