Unable to find any path to 191.168.1.110 because Unable to find path to server. Check that your network connection is working. If you have a working connection, go to Preferences - Notes Ports and click Trace to discover where it breaks down.
ping 191.168.1.110 不通：服务器当机、网络不通或者防火墙封锁端口
telnet 191.168.1.110 1352 不通：防火墙封锁端口
使用客户端：端口-跟踪
服务器连接文档设置是否存在
telnet使用：
cmd:telnet
Microsoft Telnet> set localecho
Microsoft Telnet> open yourserver.domain.com 1352
Microsoft Telnet> Ctrl + ]
Microsoft Telnet> status
代理出现错误HTTP/JVM Out of memory
重启http
An error occurred during license use management initialization. Ensure that you are running Domino with a valid license file.
重装或导入注册表HKEY_LOCAL_MACHINE\SOFTWARE\IBM和HKEY_LOCAL_MACHINE\SOFTWARE\Lotus（64位下安装32位Domino注意注册表路径是HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node）
Accelerated Create Replica The database is transactionally logged. A full backup of it needs to be performed on for media recovery.
重启服务器
POP3 Server: Unable to open mail file for Unable to obtain exclusive access to maildrop
重启服务器，原因是用户设置的邮件更新时间间隔太小了，具体见
其他原因链接：http://blog.sina.com.cn/s/blog_5375a8ff0100tppt.html
Attempt to perform folder operation on non-folder note
检查一下数据库 load fixup -f <数据库名>
Router: Connection from server not used; Server not in local domain.
解决：连接文档中domain设置错误
This field cannot be split into multiple paragraphs
看一下表单中有没有处理附件的公式，公式里加上判断附件数再看看，原因不清楚，可能是BUG
Router:Execution time limit exceedde by Agent '**' in database '**'.
修改消息设置-限制和控件-邮递控件中的预邮递代理超时
Notes error: 没有指定的邮件文件/服务器。用 文件 设置场所 编辑当前场所... 来进行设置
5下面有个bug，运行比较长一段时间，notes.ini中的MailServer参数会被删除了,到notes.ini文件里面加上MailServer=CN=youserver/O=yourorg这样的参数
Database open error: RRV bucket is corrupt. RRV 存储区损坏
fixup也不行的话从备份恢复，最后使用compact试试
Database open error: : This database is currently in use by another person or process, and cannot be accessed at this time. In order to share a Notes database, it must be accessed via a Domino Server by all users of the database.
drop <数据库名>试试，可能是Domino的BUG
LO47094: DATABASE IS NOT ACCESSIBLE AFTER AN FILE ACCESS ERROR OCURRED IN HTTP TASK http://www-01.ibm.com/support/docview.wss?uid=swg1LO47094
临时的方案是tell http quit然后load http
或者找解锁文件的软件(比如unlocker)对邮件数据库文件解锁
Database is currently in use by you or another user
客户端打开或者游览器上打开，还是不行试一下dbcache flush （数据库缓存中）
Designer报java.lang.NullPointerException at com.ibm.icu.text.RuleBasedCollator.getFirstUnmatchedOffset(Unknown Source)
删除Data\workspace下.metadata
刷设计时出错：Design Replacement Error: B-tree structure is invalid
由于是有些文件夹有问题导致的（具体原因位置），打开文件夹设计也会报错
解决方式是移动任意文件至该文件夹，代码实现下载
Domino策略失效问题
Namelookup_max_mb=10 重启
tell adminp process mailpolicy
HTTP Server: Waiting for session to finish: Session State [Processing Request]
使用命令：restart task http
链接：HTTP/JVM Out of memory