From 7df4bf8d932a30bceed91ae4fed25bebe2051959 Mon Sep 17 00:00:00 2001
From: yukun <kun.yu@zilliz.com>
Date: Mon, 28 Jun 2021 15:18:12 +0800
Subject: [PATCH] Change strange expression err hint (#6128)

Signed-off-by: fishpenguin <kun.yu@zilliz.com>
---
 internal/proxy/impl.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/internal/proxy/impl.go b/internal/proxy/impl.go
index ab773aede3..e82bed113d 100644
--- a/internal/proxy/impl.go
+++ b/internal/proxy/impl.go
@@ -1562,7 +1562,8 @@ func (node *Proxy) Query(ctx context.Context, request *milvuspb.QueryRequest) (*
 		}, nil
 	}
 
-	err = errors.New("Not implemented because:" + err.Error())
+	errMsg := "Invalid expression!"
+	err = errors.New(errMsg)
 	return &milvuspb.QueryResults{
 		Status: &commonpb.Status{
 			ErrorCode: commonpb.ErrorCode_UnexpectedError,