solr启动失败404的原因

妖狐艹你老母 2022-06-14 06:06 429阅读 0赞

**我复制了官方文档下面的solr实例 放到 webapps目录下**

![这里写图片描述][SouthEast]

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**更改端口后启动，发现404**  
![这里写图片描述][SouthEast 1]

**查看tomcat控制台的报出有如下**

12-Jun-2017 11:03:13.606 信息 [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deployment of web application directory D:\serversoftware\apache-tomcat-8.0.39-windows-x645-solr\apache-tomcat-8.0.39\webapps\ROOT has finished in 31 ms
    12-Jun-2017 11:03:13.606 信息 [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deploying web application directory D:\serversoftware\apache-tomcat-8.0.39-windows-x645-solr\apache-tomcat-8.0.39\webapps\solr
    12-Jun-2017 11:03:17.025 信息 [localhost-startStop-1] org.apache.jasper.servlet.TldScanner.scanJars At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time.
    12-Jun-2017 11:03:17.078 严重 [localhost-startStop-1] org.apache.catalina.core.StandardContext.startInternal One or more Filters failed to start. Full details will be found in the appropriate container log file
    12-Jun-2017 11:03:17.081 严重 [localhost-startStop-1] org.apache.catalina.core.StandardContext.startInternal Context [/solr] startup failed due to previous errors
    12-Jun-2017 11:03:17.094 信息 [localhost-startStop-1] org.apache.catalina.startup.HostConfig.deployDirectory Deployment of web application directory D:\serversoftware\apache-tomcat-8.0.39-windows-x645-solr\apache-tomcat-8.0.39\webapps\solr has finished in 3,488 ms

solr 项目没有加载成功，原来是 log4j 的 jar包不全。

需要将 以下ext下面的lib 放到 tomcat中的 solr项目的lib目录下  
![这里写图片描述][SouthEast 2]

**复制到这里即可**  
![这里写图片描述][SouthEast 3]

[SouthEast]: /images/20220614/3f277135b99b4a808f3e08848438714d.png
[SouthEast 1]: /images/20220614/a2436dea4e48487d9b32e0ecadb8ca6c.png
[SouthEast 2]: /images/20220614/d7316166c419415abc3305ad491538f7.png
[SouthEast 3]: /images/20220614/3e12c7b4a4bb473ba01a035a98903984.png