Once per session, check if something overrides MQP01Home (usually Tamriel) and show a corner notification

source/fs.dll/fs/main.cpp

@@ -51,7 +51,7 @@ struct SKSEPluginVersionData
 
 void SKSEMessageHandler(SKSEMessagingInterface::Message* msg)
 {
-	if (msg->type == SKSEMessagingInterface::kMessage_PostLoadGame || msg->type == SKSEMessagingInterface::kMessage_NewGame) {
+	if ((msg->type == SKSEMessagingInterface::kMessage_PostLoadGame && msg->data) || msg->type == SKSEMessagingInterface::kMessage_NewGame) {
 		if (g_NewGameStarted < 2) {
 			g_NewGameStarted++;
 		}
@@ -155,6 +155,18 @@ extern "C" {
 			return true;
 		});
 
+		g_papyrus->Register([](VMClassRegistry* registry) {
+			registry->RegisterFunction(new NativeFunction0<StaticFunctionTag, bool>("HasIncompatibleMods", "EnderalLib", [](StaticFunctionTag* tag) {
+				TESWorldSpace* world = (TESWorldSpace*)LookupFormByID(0x3C);
+				if (world && std::string(world->editorId.Get()) != "MQP01Home") {
+					return true;
+				}
+				return false;
+			}, registry));
+			_MESSAGE("Register Succeeded: HasIncompatibleMods");
+			return true;
+		});
+
 		return true;
 	}
 };

source/scripts/_00e_playersetupscript.psc

@@ -394,6 +394,11 @@ Function Maintenance()
 	If Game.GetModByName("Enderal_FS_More_Affinities.esp") != 255
 		FixMoreAffinitiesMod()
 	EndIf
+	
+	if EnderalLib.NewGameCount() == 1 && EnderalLib.HasIncompatibleMods()
+		Utility.wait(2.0)
+		Debug.Notification("Some installed mods are incompatible with Enderal.")
+	endif
 
 EndFunction
 

source/scripts/enderallib.psc

@@ -6,6 +6,8 @@ Potion function CreatePotion(MagicEffect[] effects, float[] magnitudes, int[] ar
 
 int function NewGameCount() native global
 
+bool function HasIncompatibleMods() native global
+
 bool function IsDLLLoaded() global
 	return (SKSE.GetPluginVersion("fs_skse_functions") != -1)
 endfunction