去掉编辑器，后台报错

app/Models/Log.php

@@ -47,7 +47,6 @@ class Log extends Model
                 $table->text('in_source');
                 $table->string('type', 20)->index();
                 $table->text('out_source')->nullable();
-                $table->string('coupon_no')->nullable();
                 $table->timestamps();
             });
         }