Changed the default error handlers to attempt to create a window to show the error if the window isn't created yet, instead of just quitting

src/scripts/boot.lua

@@ -1447,10 +1447,16 @@ function love.errhand(msg)
 
 	error_printer(msg, 2)
 
-	if not love.window or not love.graphics or not love.event or not love.window.isCreated() then
+	if not love.window or not love.graphics or not love.event then
 		return
 	end
 
+	if not love.graphics.isCreated() or not love.window.isCreated() then
+		if not pcall(love.window.setMode, 800, 600) then
+			return
+		end
+	end
+
 	-- Load.
 	if love.audio then love.audio.stop() end
 	love.graphics.reset()
@@ -1512,10 +1518,16 @@ end
 function love.releaseerrhand(msg)
 	print("An error has occured, the game has been stopped.")
 
-	if not love.window or not love.graphics or not love.event or not love.graphics.isCreated() then
+	if not love.window or not love.graphics or not love.event then
 		return
 	end
 
+	if not love.graphics.isCreated() or not love.window.isCreated() then
+		if not pcall(love.window.setMode, 800, 600) then
+			return
+		end
+	end
+
 	love.graphics.setCanvas()
 	love.graphics.setShader()
 

src/scripts/boot.lua.h

@@ -5058,11 +5058,19 @@ const unsigned char boot_lua[] =
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@@ -5156,11 +5164,19 @@ const unsigned char boot_lua[] =
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