[亿信BI4.2.2] 邮件发送问题：发送邮件失败：邮箱服务器超时..

本帖最后由 bobcardif 于 2026-3-25 16:59 编辑

计划任务发送邮件时发生的问题，但是可以收到邮件，邮件服务器没有错误日志。只是BI日志显示超时。怎么解决？邮件服务器是Coremail
日志如下：
2026-03-23 09:58:22 计划任务“计算报表--20250709111535H”开始执行
2026-03-23 09:58:22 开始成批处理
2026-03-23 09:58:22 计算表:B21942;参数：
2026-03-23 09:58:22 开始计算报表：B21942（内存情况：FREE=674.5M TOTAL=2G MAX=3.6G）
2026-03-23 09:58:22 查询的数据级次范围：没有做限制。
2026-03-23 09:58:22 执行查询耗时15毫秒。（内存情况：FREE=674.4M TOTAL=2G MAX=3.6G）
2026-03-23 09:58:22 构造结果表耗时0毫秒。
2026-03-23 09:58:22 计算“B21942”耗时15毫秒。（内存情况：FREE=674.1M TOTAL=2G MAX=3.6G）
2026-03-23 09:58:22 导出表：B21942，格式为：pdf
2026-03-23 09:58:22 成批处理完成
2026-03-23 09:58:22 线程执行完毕
2026-03-23 09:58:40 发送邮件失败：邮箱服务器超时，请确认服务器名和用户名密码是否有误，请稍候再发送邮件
异常堆栈如下：
javax.mail.MessagingException: Exception reading response;
  nested exception is:
    java.net.SocketTimeoutException: Read timed out
    at com.sun.mail.smtp.SMTPTransport.readServerResponse(SMTPTransport.java:1611)
    at com.sun.mail.smtp.SMTPTransport.issueSendCommand(SMTPTransport.java:1494)
    at com.sun.mail.smtp.SMTPTransport.finishData(SMTPTransport.java:1321)
    at com.sun.mail.smtp.SMTPTransport.sendMessage(SMTPTransport.java:637)
    at com.esen.mail.impl.MailSenderImpl.sendMail(MailSenderImpl.java:130)
    at com.esen.mail.EMailService.sendMail(EMailService.java:104)
    at com.esen.bi.schedule.EMailServiceBI.sendMail(EMailServiceBI.java:97)
    at com.esen.bi.schedule.exeres.impl.ExeResourceResultImpl.sendMail(ExeResourceResultImpl.java:113)
    at com.esen.bi.schedule.exeres.impl.ExeResourceResultImpl.execute(ExeResourceResultImpl.java:118)
    at com.esen.bi.schedule.refactor.runner.ReportCalculatorTaskRunner.execute(ReportCalculatorTaskRunner.java:78)
    at com.esen.platform.executable.schedule.ScheduledTaskRunner.execute(ScheduledTaskRunner.java:30)
    at com.esen.platform.executable.schedule.RunabledScheduledTask$1.run(RunabledScheduledTask.java:145)
    at com.esen.thread.LocaleTask.run(LocaleTask.java:105)
    at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
    at java.util.concurrent.FutureTask.run(Unknown Source)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
    at java.lang.Thread.run(Unknown Source)
Caused by: java.net.SocketTimeoutException: Read timed out
    at java.net.SocketInputStream.socketRead0(Native Method)
    at java.net.SocketInputStream.read(Unknown Source)
    at java.net.SocketInputStream.read(Unknown Source)
    at com.sun.mail.util.TraceInputStream.read(TraceInputStream.java:110)
    at java.io.BufferedInputStream.fill(Unknown Source)
    at java.io.BufferedInputStream.read(Unknown Source)
    at com.sun.mail.util.LineInputStream.readLine(LineInputStream.java:88)
    at com.sun.mail.smtp.SMTPTransport.readServerResponse(SMTPTransport.java:1589)
    ... 17 more