Retain aircraft through native landing and qualify bounded input diagnostics

addons/core/Scripts/Game/ERR/ERR_Actors.c

@@ -74,6 +74,10 @@ class ERR_Actors
 // One server-owned implementation is installed by the AI addon.
 class ERR_CommandService
 {
+	// Maintain already admitted physical work even while tactical decisions pause
+	// on an empty server. Never start new orders or renew their deadlines here.
+	// Stop owns terminal teardown; this callback runs only in an active round.
+	void Maintain(float now) {}
 	void Tick(float now) {}
 	void Stop() {}
 	void RegisterGroup(SCR_AIGroup group) {}

addons/core/Scripts/Game/ERR/ERR_GameMode.c

@@ -371,6 +371,9 @@ class ERR_GameMode : SCR_BaseGameMode
 		if (RefreshRadioFeedback()) Replication.BumpMe();
 		m_Recovery.Tick();
 		if (!Active()) return;
+		if (m_Command) m_Command.Maintain(now);
+		// Maintenance can finish or stop the round; do not resume tactical work.
+		if (!Active()) return;
 		if (GetGame().GetPlayerManager().GetPlayerCount() == 0)
 		{
 			m_NoSurvivorsSince = -1;