Error reported in catalina.out
严重: One or more Filters failed to start. Full details will be found in the appropriate container log file
March 04, 2017 12:52:21 AM org.apache.catalina.core.StandardContext startInternal
严重: Context [/solr] startup failed due to previous errors
March 04, 2017 12:52:21 AM org.apache.catalina.startup.HostConfig deployDirectory
March 04, 2017 12:49:35 am org.apache.catalina.core.StandardContext filterStart
严重: Exception starting filter SolrRequestFilter
java.lang.UnsupportedClassVersionError: org/apache/solr/servlet/SolrDispatchFilter : Unsupported major.minor version 52.0 (unable to load class org.apache.solr.servlet.SolrDispatchFilter)
at org.apache.catalina.loader.WebappClassLoaderBase.findClassInternal(WebappClassLoaderBase.java:3118)
at org.apache.catalina.loader.WebappClassLoaderBase.findClass(WebappClassLoaderBase.java:1342)
at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1823)
Change the jdk version to jdk8 and then tomcat to tomcat8
March 04, 2017 12:49:35 am org.apache.catalina.core.StandardContext filterStart
严重: Exception starting filter SolrRequestFilter
java.lang.UnsupportedClassVersionError: org/apache/solr/servlet/SolrDispatchFilter : Unsupported major.minor version 52.0 (unable to load class org.apache.solr.servlet.SolrDispatchFilter)
at org.apache.catalina.loader.WebappClassLoaderBase.findClassInternal(WebappClassLoaderBase.java:3118)
at org.apache.catalina.loader.WebappClassLoaderBase.findClass(WebappClassLoaderBase.java:1342)
at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1823)
/Users/fengbin/soft/solr/solr-6.4.1/server/lib directory
metrics- The package is copied to the solr project.