[15.1.错误分类](15.1.%E9%94%99%E8%AF%AF%E5%88%86%E7%B1%BB.md) [15.2.常见错误代号（重点）](15.2.%E5%B8%B8%E8%A7%81%E9%94%99%E8%AF%AF%E4%BB%A3%E5%8F%B7%EF%BC%88%E9%87%8D%E7%82%B9%EF%BC%89.md) [15.3.错误触发](15.3.%E9%94%99%E8%AF%AF%E8%A7%A6%E5%8F%91.md) [15.4.错误显示设置](15.4.%E9%94%99%E8%AF%AF%E6%98%BE%E7%A4%BA%E8%AE%BE%E7%BD%AE.md) [15.5.错误日志设置](15.5.%E9%94%99%E8%AF%AF%E6%97%A5%E5%BF%97%E8%AE%BE%E7%BD%AE.md) [15.6.自定义错误处理（重点/难点）](15.6.%E8%87%AA%E5%AE%9A%E4%B9%89%E9%94%99%E8%AF%AF%E5%A4%84%E7%90%86%EF%BC%88%E9%87%8D%E7%82%B9-%E9%9A%BE%E7%82%B9%EF%BC%89.md)