diff --git a/handler/location.py b/handler/location.py
index 0a6bc36..54411d7 100644
--- a/handler/location.py
+++ b/handler/location.py
@@ -28,6 +28,9 @@ class Location(Resource):
 
 	def get(self):
 		gameid = self.args['gameid']
+		if not gameid:
+			log.error("get data from location failed!", exc_info=True)
+			return jsonify({"code": 500, "message": "PLS Input gameid!"})
 		channelid = self.args['channelid'] or 6001
 		sql = f"select gameid,channelid,id,area,type,mode from location where gameid={gameid} and channelid={channelid} and in_used=1;"
 		try: