执行 composer dump-autoload 提示 FailedReadException

Assembling config files

[hiqdev\composer\config\exceptions\FailedReadException]
failed read file:  irder.com/config/buyerapp.php

dump-autoload [–no-scripts] [-o|–optimize] [-a|–classmap-authoritative] [–apcu] [–no-dev]

删除了buyerapp.php这个配置文件后出现的