diff --git a/go.mod b/go.mod
index fdc6a58de..c709e9ba4 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@ go 1.19
 require (
 	firebase.google.com/go v3.13.0+incompatible
 	github.com/OpenIMSDK/protocol v0.0.48
-	github.com/OpenIMSDK/tools v0.0.28
+	github.com/OpenIMSDK/tools v0.0.29
 	github.com/bwmarrin/snowflake v0.3.0 // indirect
 	github.com/dtm-labs/rockscache v0.1.1
 	github.com/gin-gonic/gin v1.9.1
@@ -127,7 +127,7 @@ require (
 	github.com/youmark/pkcs8 v0.0.0-20181117223130-1be2e3e5546d // indirect
 	go.opencensus.io v0.24.0 // indirect
 	go.uber.org/atomic v1.7.0 // indirect
-	go.uber.org/multierr v1.6.0 // indirect
+	go.uber.org/multierr v1.11.0 // indirect
 	golang.org/x/arch v0.3.0 // indirect
 	golang.org/x/net v0.17.0 // indirect
 	golang.org/x/oauth2 v0.13.0 // indirect
diff --git a/go.sum b/go.sum
index 5539b41fc..b7b40632f 100644
--- a/go.sum
+++ b/go.sum
@@ -20,8 +20,8 @@ github.com/IBM/sarama v1.41.3 h1:MWBEJ12vHC8coMjdEXFq/6ftO6DUZnQlFYcxtOJFa7c=
 github.com/IBM/sarama v1.41.3/go.mod h1:Xxho9HkHd4K/MDUo/T/sOqwtX/17D33++E9Wib6hUdQ=
 github.com/OpenIMSDK/protocol v0.0.48 h1:8MIMjyzJRsruYhVv2ZKArFiOveroaofDOb3dlAdgjsw=
 github.com/OpenIMSDK/protocol v0.0.48/go.mod h1:F25dFrwrIx3lkNoiuf6FkCfxuwf8L4Z8UIsdTHP/r0Y=
-github.com/OpenIMSDK/tools v0.0.28 h1:UT0rN1ysCFvsxQXyuxAj2TEkHt4C/sUezy+ChKpgt2Y=
-github.com/OpenIMSDK/tools v0.0.28/go.mod h1:eg+q4A34Qmu73xkY0mt37FHGMCMfC6CtmOnm0kFEGFI=
+github.com/OpenIMSDK/tools v0.0.29 h1:NS4PEwYl9sX3SWsMjDOLVxMo3LcTWREMr+2cjzWjcqc=
+github.com/OpenIMSDK/tools v0.0.29/go.mod h1:eg+q4A34Qmu73xkY0mt37FHGMCMfC6CtmOnm0kFEGFI=
 github.com/QcloudApi/qcloud_sign_golang v0.0.0-20141224014652-e4130a326409/go.mod h1:1pk82RBxDY/JZnPQrtqHlUFfCctgdorsd9M06fMynOM=
 github.com/alcortesm/tgz v0.0.0-20161220082320-9c5fe88206d7 h1:uSoVVbwJiQipAclBbw+8quDsfcvFjOpI5iCf4p/cqCs=
 github.com/alcortesm/tgz v0.0.0-20161220082320-9c5fe88206d7/go.mod h1:6zEj6s6u/ghQa61ZWa/C2Aw3RkjiTBOix7dkqa1VLIs=
@@ -356,8 +356,8 @@ go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
 go.uber.org/automaxprocs v1.5.3 h1:kWazyxZUrS3Gs4qUpbwo5kEIMGe/DAvi5Z4tl2NW4j8=
 go.uber.org/automaxprocs v1.5.3/go.mod h1:eRbA25aqJrxAbsLO0xy5jVwPt7FQnRgjW+efnwa1WM0=
 go.uber.org/goleak v1.1.11 h1:wy28qYRKZgnJTxGxvye5/wgWr1EKjmUDGYox5mGlRlI=
-go.uber.org/multierr v1.6.0 h1:y6IPFStTAIT5Ytl7/XYmHvzXQ7S3g/IeZW9hyZ5thw4=
-go.uber.org/multierr v1.6.0/go.mod h1:cdWPpRnG4AhwMwsgIHip0KRBQjJy5kYEpYjJxpXp9iU=
+go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
+go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
 go.uber.org/zap v1.24.0 h1:FiJd5l1UOLj0wCgbSE0rwwXHzEdAZS6hiiSnxJN/D60=
 go.uber.org/zap v1.24.0/go.mod h1:2kMP+WWQ8aoFoedH3T2sq6iJ2yDWpHbP0f6MQbS9Gkg=
 golang.org/x/arch v0.0.0-20210923205945-b76863e36670/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
diff --git a/pkg/common/db/mgo/conversation.go b/pkg/common/db/mgo/conversation.go
index bf5d1a145..1614cfec5 100644
--- a/pkg/common/db/mgo/conversation.go
+++ b/pkg/common/db/mgo/conversation.go
@@ -114,7 +114,8 @@ func (c *ConversationMgo) GetAllConversationIDs(ctx context.Context) ([]string,
 func (c *ConversationMgo) GetAllConversationIDsNumber(ctx context.Context) (int64, error) {
 	counts, err := mgoutil.Aggregate[int64](ctx, c.coll, []bson.M{
 		{"$group": bson.M{"_id": "$conversation_id"}},
-		{"$project": bson.M{"_id": 0, "conversation_id": "$_id"}},
+		{"$group": bson.M{"_id": nil, "count": bson.M{"$sum": 1}}},
+		{"$project": bson.M{"_id": 0}},
 	})
 	if err != nil {
 		return 0, err