diff --git a/app/Console/Commands/OssCopy.php b/app/Console/Commands/OssCopy.php
index c076670e..7d81fd6f 100644
--- a/app/Console/Commands/OssCopy.php
+++ b/app/Console/Commands/OssCopy.php
@@ -105,6 +105,7 @@ class OssCopy extends Command
                     $data[$key] = $this->copy($item);
                 }
             } catch (OssException $e) {
+                $item = is_array($item) ? implode(',', $item) : $item;
                 $this->error("model: ".get_class($model).", id: ".$model->id.", key: ".$key.", value: " . $item);
             }
         }