The error log contains diagnostic information and records any errors that it encounters in processing requests.
错误日志包含诊断信息，并记录在处理请求时遇到的任何错误。
2
In addition, we created a corresponding symptom database to match any error records in the diagnostic trace with possible symptoms and corrective solutions.
另外，我们创建了相应的症状数据库来将诊断跟踪中的任何错误纪录匹配于可能的症状和改正方案。
3
If not in silent mode, these errors cause a diagnosticerror message and OPTARG is unset.