fix modmenu

data/cdata/ui_scripts/Mods/ModSelectMenu.lua

@@ -57,6 +57,7 @@ end
 
 local populateModList = function(menuElement, controllerIndex)
     local modList = {}
+    if io.directoryexists("mods") then
         local mods = io.listfiles("mods/")
         for i = 1, #mods do
             local name, desc = getModName(mods[i])
@@ -66,6 +67,7 @@ local populateModList = function(menuElement, controllerIndex)
                 objectiveText = desc
             }
         end
+    end
     local dataSource = LUI.DataSourceFromList.new(#modList)
     dataSource.MakeDataSourceAtIndex = function(dataSource, index, controllerIndex)
         return {
@@ -101,6 +103,11 @@ local function postLoadFunction(menuElement, controllerIndex, controller)
     populateModList(menuElement, controllerIndex)
     menuElement:addEventHandler("gain_focus", function(focusElement, controllerIndex)
         local modSelectionList = focusElement.ModSelectionList
+
+        if modSelectionList:getNumChildren() == 0 then
+            return
+        end
+
         local contentOffset = modSelectionList:GetContentOffset(LUI.DIRECTION.vertical)
         modSelectionList:SetFocusedPosition({
             x = 0,