diff --git a/entities/switch_entity.go b/entities/switch_entity.go
index f83c6d2..3b20f99 100644
--- a/entities/switch_entity.go
+++ b/entities/switch_entity.go
@@ -8,6 +8,14 @@ import (
 	"joylink.club/rtsssimulation/system"
 )
 
+type Position int
+
+const (
+	SK Position = iota //四开（不会起名字）
+	D                  //定位
+	F                  //反位
+)
+
 // CreateSwitch2jzdj9Entity 双机zdj9
 // 默认定位
 func CreateSwitch2jzdj9Entity(w ecs.World, switchId string) *ecs.Entry {
@@ -59,3 +67,16 @@ func TurnToReverse(worldId ecs.WorldId, turnoutId string) {
 	state.YCJ = true
 	state.FCJ = true
 }
+
+func GetState(worldId ecs.WorldId, turnoutId string) Position {
+	sim := simulation.FindSimulation(worldId)
+	turnoutEntry := system.FindEntityById(sim.World(), turnoutId)
+	state := system.Switch2jZdj9StateComponent.Get(turnoutEntry)
+	if state.ZDBJ {
+		return D
+	} else if state.ZFBJ {
+		return F
+	} else {
+		return SK
+	}
+}
diff --git a/repository/repository_manager.go b/repository/repository_manager.go
index 6df99b3..8a4a9a1 100644
--- a/repository/repository_manager.go
+++ b/repository/repository_manager.go
@@ -259,7 +259,10 @@ func buildTurnoutRelationShip(source *proto.Repository, repo *Repository) error
 		for _, group := range protoData.RelayGroups {
 			var relays []*Relay
 			for _, id := range group.RelayIds {
-				relays = append(relays, repo.relayMap[id])
+				relay := repo.relayMap[id]
+				if relay != nil {
+					relays = append(relays, relay)
+				}
 			}
 			turnout.relayGroups = append(turnout.relayGroups, &RelayGroup{
 				code:   group.Code,