diff --git a/core/src/com/unciv/logic/civilization/CivilizationInfo.kt b/core/src/com/unciv/logic/civilization/CivilizationInfo.kt
index a99518d298..7e2167812b 100644
--- a/core/src/com/unciv/logic/civilization/CivilizationInfo.kt
+++ b/core/src/com/unciv/logic/civilization/CivilizationInfo.kt
@@ -350,11 +350,15 @@ class CivilizationInfo {
             city.endTurn()
         }
 
-        val greatPerson = greatPeople.getNewGreatPerson()
-        if (greatPerson != null) {
-            addGreatPerson(greatPerson)
+        //if no city available, addGreatPerson will throw exception
+        if (!cities.isNotEmpty()) {
+            val greatPerson = greatPeople.getNewGreatPerson()
+            if (greatPerson != null) {
+                addGreatPerson(greatPerson)
+            }
         }
 
+
         goldenAges.endTurn(happiness)
         getCivUnits().forEach { it.endTurn() }
         diplomacy.values.forEach{it.nextTurn()}