分销申请没有选择合伙人地址的话，则为空

app/api/logic/DistributionLogic.php

@@ -115,7 +115,7 @@ class DistributionLogic extends Logic
 //            'cost_card'  => $post['cost_card'],
             'partner_id'  => $post['partner_id'],
             'store_id'  => $post['store_id'],
-            'own_city'  => $post['own_city'],
+            'own_city'  => $post['own_city'] ?? '',
         ];
 
         \app\common\logic\DistributionLogic::add($post['user_id']);