The default error handler resets the mouse cursor now.

src/scripts/boot.lua

@@ -584,6 +584,9 @@ function love.errhand(msg)
 		love.mouse.setVisible(true)
 		love.mouse.setGrabbed(false)
 		love.mouse.setRelativeMode(false)
+		if love.mouse.hasCursor() then
+			love.mouse.setCursor()
+		end
 	end
 	if love.joystick then
 		-- Stop all joystick vibrations.

src/scripts/boot.lua.h

@@ -1064,6 +1064,11 @@ const unsigned char boot_lua[] =
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