diff --git a/src/main/java/eu/pb4/destroythemonument/game/WaitingLobby.java b/src/main/java/eu/pb4/destroythemonument/game/WaitingLobby.java
index da1abfe..2218297 100644
--- a/src/main/java/eu/pb4/destroythemonument/game/WaitingLobby.java
+++ b/src/main/java/eu/pb4/destroythemonument/game/WaitingLobby.java
@@ -88,6 +88,8 @@ public static GameOpenProcedure open(GameOpenContext<GameConfig> context) {
             throw new GameOpenException(Text.literal("Map couldn't load! @Patbox pls fix"), e);
         }
 
+        map.validate();
+
         RuntimeWorldConfig worldConfig = new RuntimeWorldConfig()
                 .setGenerator(map.asGenerator(context.server()))
                 .setTimeOfDay(config.map().time())
diff --git a/src/main/java/eu/pb4/destroythemonument/game/data/TeamData.java b/src/main/java/eu/pb4/destroythemonument/game/data/TeamData.java
index c7bb2e3..c9fc430 100644
--- a/src/main/java/eu/pb4/destroythemonument/game/data/TeamData.java
+++ b/src/main/java/eu/pb4/destroythemonument/game/data/TeamData.java
@@ -11,6 +11,7 @@
 import org.jetbrains.annotations.Nullable;
 import xyz.nucleoid.map_templates.BlockBounds;
 import xyz.nucleoid.map_templates.TemplateRegion;
+import xyz.nucleoid.plasmid.api.game.GameOpenException;
 import xyz.nucleoid.plasmid.api.game.common.team.GameTeam;
 import xyz.nucleoid.plasmid.api.game.common.team.GameTeamConfig;
 import xyz.nucleoid.plasmid.api.game.common.team.GameTeamKey;
@@ -47,6 +48,11 @@ public BlockPos getRandomSpawnPos() {
     public void setTeamRegions(List<BlockPos> spawn, float spawnYaw, List<TemplateRegion> monuments, Set<BlockBounds> classChange, GameMap map, GameConfig config) {
         this.spawn = spawn;
         this.spawnYaw = spawnYaw;
+
+        if (this.spawn.isEmpty()) {
+            throw new GameOpenException(Text.literal("No valid spawns for " + this.team.id()));
+        }
+
         int id = 0;
 
         for (var region : monuments) {
diff --git a/src/main/java/eu/pb4/destroythemonument/game/map/GameMap.java b/src/main/java/eu/pb4/destroythemonument/game/map/GameMap.java
index db8b319..68a69ca 100644
--- a/src/main/java/eu/pb4/destroythemonument/game/map/GameMap.java
+++ b/src/main/java/eu/pb4/destroythemonument/game/map/GameMap.java
@@ -7,11 +7,13 @@
 import eu.pb4.destroythemonument.game.data.TeamData;
 import net.minecraft.server.MinecraftServer;
 import net.minecraft.server.world.ServerWorld;
+import net.minecraft.text.Text;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.math.Vec3d;
 import net.minecraft.world.gen.chunk.ChunkGenerator;
 import org.jetbrains.annotations.Nullable;
 import xyz.nucleoid.map_templates.BlockBounds;
+import xyz.nucleoid.plasmid.api.game.GameOpenException;
 import xyz.nucleoid.plasmid.api.game.common.team.GameTeamKey;
 
 
@@ -44,6 +46,12 @@ public GameMap(MapConfig config, BlockBounds mapBounds) {
 
     }
 
+    public void validate() {
+        if (this.validSpawn.isEmpty()) {
+            throw new GameOpenException(Text.literal("No valid waiting spawns"));
+        }
+    }
+
     public abstract ChunkGenerator asGenerator(MinecraftServer server);
 
     public boolean isUnbreakable(BlockPos block) {