From 07b4dcd8baa3dfeeab2bc7722390633d0aa89c8f Mon Sep 17 00:00:00 2001
From: Yair Morgenstern <yairm210@hotmail.com>
Date: Thu, 23 Apr 2020 19:53:06 +0300
Subject: [PATCH] Fixed #2492 - trading cities with units in them no longer
 crashes the game

---
 core/src/com/unciv/logic/trade/TradeLogic.kt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/src/com/unciv/logic/trade/TradeLogic.kt b/core/src/com/unciv/logic/trade/TradeLogic.kt
index 4d396c4706..5aa7d7622f 100644
--- a/core/src/com/unciv/logic/trade/TradeLogic.kt
+++ b/core/src/com/unciv/logic/trade/TradeLogic.kt
@@ -97,7 +97,7 @@ class TradeLogic(val ourCivilization:CivilizationInfo, val otherCivilization: Ci
                 if (offer.type == TradeType.City) {
                     val city = from.cities.first { it.id == offer.name }
                     city.moveToCiv(to)
-                    city.getCenterTile().getUnits().forEach { it.movement.teleportToClosestMoveableTile() }
+                    city.getCenterTile().getUnits().toList().forEach { it.movement.teleportToClosestMoveableTile() }
                     to.updateViewableTiles()
                     from.updateViewableTiles()
                 }