diff --git a/src/Api/Trader.php b/src/Api/Trader.php
index f3ec5d5..05ee05b 100644
--- a/src/Api/Trader.php
+++ b/src/Api/Trader.php
@@ -74,7 +74,7 @@ function buy(array $data,bool $show=true){
                 '_trader_result'=>$result
             ]);
         }catch (\Exception $e){
-            return $this->error($e->getMessage());
+            return $this->error(json_encode(array_merge($data,['_msg'=>$e->getMessage()])));
         }
     }
 
@@ -142,7 +142,7 @@ function sell(array $data,bool $show=true){
                 '_trader_result'=>$result
             ]);
         }catch (\Exception $e){
-            return $this->error($e->getMessage());
+            return $this->error(json_encode(array_merge($data,['_msg'=>$e->getMessage()])));
         }
     }
 
@@ -202,7 +202,7 @@ function cancel(array $data,bool $show=true){
                 '_trader_result'=>$result
             ]);
         }catch (\Exception $e){
-            return $this->error($e->getMessage());
+            return $this->error(json_encode(array_merge($data,['_msg'=>$e->getMessage()])));
         }
     }