第14行断点会显示一个小箭头，标示着程序执行停止在此。
A small arrow appears over the breakpoint icon at line 14, indicating that execution has stopped there.
如果选择Console选项卡，代码会在执行停止了的函数的上下文内执行——这就让您得以动态修改变量内容或调用函数。
If you select the Console TAB, code is executed within the context of the function where execution stopped — this allows you to modify variable content or call functions on the fly.
服务将停止执行，因为此时日志文件写入失败。
The service should stop its execution because writing to the log fails.
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