如果测试不成功，则在目录文件或环境变量中检查错误。

If your test was not successful, check for an error in your catalog file or environment variable.

youdao

在首先的几次尝试当中，我们意识到我们在设置我们的CLASSPATH环境变量时范了错误，导致在日值文件中出现了一些错误信息。

During the first few tries, we realized we'd made mistakes in setting our CLASSPATH variable, causing errors in the log files.

youdao