edit

src/dai/seller/api/Task.php

@@ -345,7 +345,8 @@ class Task
         }
 
         foreach ($num as $k => $v) {
-            $up['t_cash'] = $up['p_cash'] - $v;
+            $seller = Dever::db('info', 'seller')->find($k);
+            $up['t_cash'] = $seller['p_cash'] - $v;
             Dever::db('info', 'seller')->update($k, $up);
         }
     }