2.15.0: Side loaded games not running with proton

[daethlor]

Describe the bug

Sideload a game, Launch with Proton or Proton-GE. Gives error "Proton: need a verb" and doesn't launch.

2.14.1 works without issue. 2.15 gives the above error.

Add logs

Launching "UbisoftConnect" (sideload)
Native? No
Installed in: /home/daethlor/Games/ubisoft-connect/drive_c/Program Files (x86)/Ubisoft/Ubisoft Game Launcher

System Info:
CPU: 16x AMD Ryzen 7 7800X3D 8-Core Processor
Memory: 32.74 GB (used: 9.01 GB)
GPUs:
  GPU 0:
    Name: Advanced Micro Devices, Inc. [AMD/ATI] Raphael
    IDs: D=164e V=1002 SD=8877 SV=1043
    Driver: amdgpu
  GPU 1:
    Name: Advanced Micro Devices, Inc. [AMD/ATI] Navi 32 [Radeon RX 7700 XT / 7800 XT]
    IDs: D=747e V=1002 SD=2427 SV=148c
    Driver: amdgpu
OS: Ubuntu 24.04 LTS (Noble Numbat) (linux)

The current system is not a Steam Deck
We are running inside a Flatpak container

Software Versions:
  Heroic: 2.15.0 Emeth
  Legendary: 0.20.35 Lowlife (Heroic)
  gogdl: 1.1.1
  comet: comet 0.1.2

  Nile: 1.1.1 Will A. Zeppeli

Game Settings: {
	"autoInstallDxvk": true,
	"autoInstallDxvkNvapi": true,
	"autoInstallVkd3d": true,
	"preferSystemLibs": false,
	"enableEsync": false,
	"enableMsync": false,
	"enableFsync": false,
	"nvidiaPrime": false,
	"enviromentOptions": [],
	"wrapperOptions": [],
	"showFps": false,
	"showMangohud": false,
	"useGameMode": true,
	"useSteamRuntime": false,
	"battlEyeRuntime": true,
	"eacRuntime": true,
	"language": "",
	"beforeLaunchScriptPath": "",
	"afterLaunchScriptPath": "",
	"wineVersion": {
		"bin": "/home/daethlor/.local/share/Steam/steamapps/common/Proton - Experimental/proton",
		"name": "Proton - Proton - Experimental",
		"type": "proton"
	},
	"winePrefix": "/home/daethlor/Games/ubisoft-connect",
	"wineCrossoverBottle": ""
}

Game launched at: Sun Aug 11 2024 14:19:26 GMT-0400 (Eastern Daylight Time)

Winetricks packages: 

gamemodeauto: 
gamemodeauto: 
Proton: Need a verb.
============= End of log =============

Steps to reproduce

1. Go to '...'
2. Click on '...'
3. Scroll down to '...'
4. See error

Expected behavior

Game is supposed to launch.

Screenshots

No response

Heroic Version

Latest Stable (Flatpak)

System Information

• OS [e. g. "Ubuntu"]: Ubuntu 24.04 LTS

Additional information

No response

[Etaash-mathamsetty]

try using umu as a workaround
edit: nvm you are using flatpak

[arielj]

2.15.1 released which includes the fix for this