diff --git a/build.cmd b/build.cmd
new file mode 100644
index 000000000..0e5c18ef2
--- /dev/null
+++ b/build.cmd
@@ -0,0 +1,11 @@
+go build -o api.exe ./cmd/openim-api/main.go
+go build -o auth.exe ./cmd/openim-rpc/openim-rpc-auth/main.go
+go build -o conversation.exe ./cmd/openim-rpc/openim-rpc-conversation/main.go
+go build -o friend.exe ./cmd/openim-rpc/openim-rpc-friend/main.go
+go build -o group.exe ./cmd/openim-rpc/openim-rpc-group/main.go
+go build -o msg.exe ./cmd/openim-rpc/openim-rpc-msg/main.go
+go build -o third.exe ./cmd/openim-rpc/openim-rpc-third/main.go
+go build -o user.exe ./cmd/openim-rpc/openim-rpc-user/main.go
+go build -o push.exe ./cmd/openim-push/main.go
+go build -o msgtransfer.exe ./cmd/openim-msgtransfer/main.go
+go build -o msggateway.exe ./cmd/openim-msggateway/main.go
\ No newline at end of file
diff --git a/pkg/common/db/unrelation/msg.go b/pkg/common/db/unrelation/msg.go
index f0fa9d25a..d63cf050e 100644
--- a/pkg/common/db/unrelation/msg.go
+++ b/pkg/common/db/unrelation/msg.go
@@ -1197,6 +1197,11 @@ func (m *MsgMongoDriver) searchMessage(ctx context.Context, req *msg.SearchMessa
 		}
 	}
 	start := (req.Pagination.PageNumber - 1) * req.Pagination.ShowNumber
-	msgs = msgs[start : start+req.Pagination.ShowNumber]
+	n := int32(len(msgs))
+	if start+req.Pagination.ShowNumber < n {
+		msgs = msgs[start : start+req.Pagination.ShowNumber]
+	} else {
+		msgs = msgs[start:]
+	}
 	return msgs, nil
 }
diff --git a/start.bat b/start.bat
new file mode 100644
index 000000000..d7a922665
--- /dev/null
+++ b/start.bat
@@ -0,0 +1,12 @@
+cd /d %~dp0
+start api.exe -p 10002
+start user.exe -p 10010
+start friend.exe -p 10020
+start group.exe -p 10050
+start msg.exe -p 10030
+start third.exe -p 10090
+start conversation.exe -p 10080
+start push.exe -p 10070
+start auth.exe -p 10060
+start msgtransfer.exe
+start msggateway.exe -p 10040 -w 10001
\ No newline at end of file