diff --git a/app/utils/encrypt/sm2/sm2.go b/app/utils/encrypt/sm2/sm2.go
index 6f9d745..40aaacb 100644
--- a/app/utils/encrypt/sm2/sm2.go
+++ b/app/utils/encrypt/sm2/sm2.go
@@ -56,7 +56,13 @@ func PrivateKeyToString(privateKey *sm2.PrivateKey) string {
 	return strings.ToUpper(hex.EncodeToString(privateKey.D.Bytes()))
 }
 
-func SM2Decrypt(cipherText, publicKey string, privateKey string) (string, error) {
+func SM2Decrypt(cipherText, publicKey string, privateKey string) (content string, err error) {
+	defer func() {
+		if r := recover(); r != nil {
+			err = fmt.Errorf("SM2Decrypt error: %v", r)
+		}
+	}()
+
 	if cipherText == "" {
 		return "", nil
 	}