diff --git a/lego/sys/codec/utils/int.go b/lego/sys/codec/utils/int.go
index ba3c9b483..8eb08960b 100644
--- a/lego/sys/codec/utils/int.go
+++ b/lego/sys/codec/utils/int.go
@@ -163,8 +163,9 @@ func ReadUint32ForString(buf []byte) (ret uint32, n int, err error) {
 		return
 	}
 	ret = uint32(ind)
+	n = 1
 	if len(buf) > 10 {
-		i := 0
+		i := 1
 		ind2 := intDigits[buf[i]]
 		if ind2 == invalidCharForNumber {
 			n = i
@@ -228,7 +229,7 @@ func ReadUint32ForString(buf []byte) (ret uint32, n int, err error) {
 			return
 		}
 	}
-	for i := 1; i < len(buf); i++ {
+	for i := n; i < len(buf); i++ {
 		ind = intDigits[buf[i]]
 		if ind == invalidCharForNumber {
 			n = i
@@ -260,6 +261,7 @@ func ReadUint64ForString(buf []byte) (ret uint64, n int, err error) {
 		return
 	}
 	ret = uint64(ind)
+	n = 1
 	if len(buf) > 10 {
 		i := 0
 		ind2 := intDigits[buf[i]]
@@ -325,7 +327,7 @@ func ReadUint64ForString(buf []byte) (ret uint64, n int, err error) {
 			return
 		}
 	}
-	for i := 1; i < len(buf); i++ {
+	for i := n; i < len(buf); i++ {
 		ind = intDigits[buf[i]]
 		if ind == invalidCharForNumber {
 			n = i
diff --git a/modules/comp_model.go b/modules/comp_model.go
index 27a8f3618..7323a50cb 100644
--- a/modules/comp_model.go
+++ b/modules/comp_model.go
@@ -411,7 +411,10 @@ func (this *MCompModel) GetList(uid string, data interface{}) (err error) {
 			elemPtr = sliceType.UnsafeGetIndex(dptr, n)
 			if *((*unsafe.Pointer)(elemPtr)) == nil {
 				newPtr := sliceelemType.UnsafeNew()
-				decoder.DecodeForMapJson(newPtr, v)
+				if err = decoder.DecodeForMapJson(newPtr, v); err != nil {
+					log.Errorf("err:%v", err)
+					return
+				}
 				*((*unsafe.Pointer)(elemPtr)) = newPtr
 			} else {
 				decoder.DecodeForMapJson(*((*unsafe.Pointer)(elemPtr)), v)