fix

app/Http/Services/LogService.php

@@ -98,10 +98,15 @@ class LogService
                 if ($key == 'extra_fee') {
                     $oldFee = json_decode($oldSupplier['extra_fee'], true);
                     $newFee = json_decode($newSupplier['extra_fee'], true);
+                    if (empty($oldFee) || empty($newFee)) {
+                        $content = '采购附加费修改';
+                    } else {
                         $content = "采购附加费由 [商品总价不满" . $oldFee['cn']['max'] . "元,收取" . $oldFee['cn']['price'] . "元;商品总价不满" .
                             $oldFee['hk']['max'] . "美金,收取" . $oldFee['hk']['price'] .
                             "元;] 修改为 [商品总价不满" . $newFee['cn']['max'] . "元,收取" . $newFee['cn']['price'] . "元;商品总价不满" .
                             $newFee['hk']['max'] . "美金,收取" . $newFee['hk']['price'] . "元;]";
+                    }
+
                     $result[] = $content;
                 }
             }