sourcetv: try to fix a crash

README.md

@@ -2230,7 +2230,10 @@ Returns `IPhysicsEnvironment [NULL]` if invalid.
 Else it returns `IPhysicsEnvironment`.  
 
 #### bool IPhysicsEnvironment:TransferObject(IPhysicsObject obj, IPhysicsEnvironment newEnvironment)
-Transfers the physics object from this environment to the new environment.  
+Transfers the physics object from this environment to the new environment.  #
+
+> [!WARNING]
+> You shouldn't transfer players or vehicles.  
 
 #### IPhysicsEnvironment:SetGravity(Vector newGravity)
 Sets the new gravity in `source_unit/s^2`  

source/modules/sourcetv.cpp

@@ -76,18 +76,21 @@ static void hook_CHLTVClient_Deconstructor(CHLTVClient* pClient)
 }
 
 static Detouring::Hook detour_CSteam3Server_NotifyClientDisconnect;
-static void hook_CSteam3Server_NotifyClientDisconnect(void* pServer, IClient* pClient)
+static void hook_CSteam3Server_NotifyClientDisconnect(void* pServer, CBaseClient* pClient)
 {
 	VPROF_BUDGET("HolyLib - CSteam3Server::NotifyClientDisconnect", VPROF_BUDGETGROUP_HOLYLIB);
 
-	if (pClient->GetServer()->IsHLTV())
+	if (!hltv)
+	{
+		detour_CSteam3Server_NotifyClientDisconnect.GetTrampoline<Symbols::CSteam3Server_NotifyClientDisconnect>()(pServer, pClient);
+		return;
+	}
+
+	if (((CHLTVServer*)pClient->GetServer()) == hltv) // pClient->GetServer()->IsHLTV() crashes... Why.
 	{
 		if (Lua::PushHook("HolyLib:OnSourceTVClientDisconnect"))
 		{
-			if (g_pSourceTVLibModule.InDebug())
-				Push_CHLTVClient((CHLTVClient*)pClient); // In debug we try to push the HLTVClient.
-			else
-				g_Lua->PushNumber(pClient->GetPlayerSlot());
+			Push_CHLTVClient((CHLTVClient*)pClient);
 			g_Lua->CallFunctionProtected(2, 0, true);
 		}