diff --git a/kernel/api/transaction.go b/kernel/api/transaction.go
index 0008809a9..9dc32e747 100644
--- a/kernel/api/transaction.go
+++ b/kernel/api/transaction.go
@@ -63,17 +63,23 @@ func performTransactions(c *gin.Context) {
 		return
 	}
 
-	if op := model.IsSetAttrs(&transactions); nil != op {
+	setAttrsOps := model.ExtractSetAttrsOps(&transactions)
+	for _, setAttrsOp := range setAttrsOps {
 		attrs := map[string]string{}
-		if err = gulu.JSON.UnmarshalJSON([]byte(op.Data.(string)), &attrs); nil != err {
+		if err = gulu.JSON.UnmarshalJSON([]byte(setAttrsOp.Data.(string)), &attrs); nil != err {
+			return
+		}
+		if err = model.SetBlockAttrs(setAttrsOp.ID, attrs); nil != err {
+			if errors.Is(err, filelock.ErrUnableAccessFile) {
+				ret.Code = 1
+				return
+			}
+			logging.LogFatalf("set block attrs failed: %s", err)
 			return
 		}
-		err = model.SetBlockAttrs(op.ID, attrs)
-	} else {
-		err = model.PerformTransactions(&transactions)
 	}
 
-	if errors.Is(err, filelock.ErrUnableAccessFile) {
+	if err = model.PerformTransactions(&transactions); errors.Is(err, filelock.ErrUnableAccessFile) {
 		ret.Code = 1
 		return
 	}
diff --git a/kernel/model/transaction.go b/kernel/model/transaction.go
index 657f6a6fc..81b9547de 100644
--- a/kernel/model/transaction.go
+++ b/kernel/model/transaction.go
@@ -56,13 +56,20 @@ func IsUnfoldHeading(transactions *[]*Transaction) bool {
 	return false
 }
 
-func IsSetAttrs(transactions *[]*Transaction) *Operation {
-	if 1 == len(*transactions) && 1 == len((*transactions)[0].DoOperations) {
-		if op := (*transactions)[0].DoOperations[0]; "setAttrs" == op.Action {
-			return op
+func ExtractSetAttrsOps(transactions *[]*Transaction) (ret []*Operation) {
+	for _, tx := range *transactions {
+		var setAttrsOps, tmp []*Operation
+		for _, op := range tx.DoOperations {
+			if "setAttrs" == op.Action {
+				setAttrsOps = append(setAttrsOps, op)
+			} else {
+				tmp = append(tmp, op)
+			}
 		}
+		ret = append(ret, setAttrsOps...)
+		tx.DoOperations = tmp
 	}
-	return nil
+	return
 }
 
 const txFixDelay = 10