Hangs after returning from an app (closing the app that was launched)

[sthan46]

I used your sample ini to test Steam.
It launches just fine, but when I quit Steam, the launcher freezes.
OS: Win 10

Ini file:

Flex Launcher v2.2 sample configuration file

For documentation of these settings, visit: https://complexlogic.github.io/flex-launcher/configuration

[General]
DefaultMenu=Main
VSync=false
FPSLimit=30
#ApplicationTimeout=15
OnLaunch=None
WrapEntries=false
ResetOnBack=false
MouseSelect=false
InhibitOSScreensaver=true
#StartupCmd=
#QuitCmd=

[Background]
Mode=Color
Color=#000000
#Image=
#SlideshowDirectory=
#SlideshowImageDuration=30
#SlideshowTransitionTime=3
#ChromaKeyColor=#010101
Overlay=false
OverlayColor=#000000
OverlayOpacity=50%

[Layout]
MaxButtons=4
IconSize=256
IconSpacing=5%
VCenter=50%

[Titles]
Enabled=false
Font=.\assets\fonts\OpenSans-Regular.ttf
FontSize=36
Color=#FFFFFF
Opacity=100%
Shadows=false
ShadowColor=#000000
OversizeMode=Shrink
Padding=20

[Highlight]
Enabled=true
FillColor=#00a8f3
FillOpacity=20%
OutlineSize=0
OutlineColor=#0000FF
OutlineOpacity=100%
CornerRadius=75
VPadding=15
HPadding=15

[Scroll Indicators]
Enabled=true
FillColor=#FFFFFF
OutlineSize=0
OutlineColor=#000000
Opacity=100%

[Clock]
Enabled=false
ShowDate=false
Alignment=Left
Font=.\assets\fonts\SourceSansPro-Regular.ttf
FontSize=50
FontColor=#FFFFFF
Shadows=false
ShadowColor=#000000
Margin=5%
Opacity=100%
TimeFormat=Auto
DateFormat=Auto
IncludeWeekday=true

[Screensaver]
Enabled=false
IdleTime=300
Intensity=70%
PauseSlideshow=true

[Hotkeys]

Esc to quit

Hotkey1=#1B;:quit

[Gamepad]
Enabled=false
DeviceIndex=-1
#ControllerMappingsFile=
LStickX-=:left
LStickX+=:right
#LStickY-=
#LStickY+=
#RStickX-=
#RStickX+=
#RStickY-=
#RStickY+=
#LTrigger=
#RTrigger=
ButtonA=:select
ButtonB=:back
#ButtonX=
#ButtonY=
#ButtonBack=
#ButtonGuide=
#ButtonStart=
#ButtonLeftStick=
#ButtonRightStick=
#ButtonLeftShoulder=
#ButtonRightShoulder=
#ButtonDPadUp=
#ButtonDPadDown=
ButtonDPadLeft=:left
ButtonDPadRight=:right

Menu configurations

[Main]
Entry1=Kodi;".\assets\icons\kodi.png";"C:\Program Files (x86)\Kodi\kodi.exe -p"
Entry2=Steam;".\assets\icons\steam.png";"C:\Program Files (x86)\Steam\steam.exe"
Entry3=System;".\assets\icons\system.png";:submenu System

[System]
Entry1=Web;"C:\Program Files (x86)\Mozilla Firefox\firefox.exe";"C:\Program Files (x86)\Mozilla Firefox\firefox.exe"
Entry2=Restart;".\assets\icons\restart.png";:restart
Entry3=Shutdown;".\assets\icons\system.png";:shutdown

[szb78]

It's possibly caused by

VSync=false
FPSLimit=30

See my recently posted issue for details.