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java.lang.ClassCastException: class org.my.solr.index.CustomQueryComponent	at java.lang.Class.asSubclass(Class.java:3116)	at org.apache.solr.core.SolrResourceLoader.findClass(SolrResourceLoader.java:433)	at org.apache.solr.core.SolrResourceLoader.findClass(SolrResourceLoader.java:381)	at org.apache.solr.core.SolrCore.createInstance(SolrCore.java:530)	at org.apache.solr.core.SolrCore.createInitInstance(SolrCore.java:586)	at org.apache.solr.core.SolrCore.initPlugins(SolrCore.java:2173)	at org.apache.solr.core.SolrCore.initPlugins(SolrCore.java:2167)	at org.apache.solr.core.SolrCore.initPlugins(SolrCore.java:2200)	at org.apache.solr.core.SolrCore.loadSearchComponents(SolrCore.java:1231)	at org.apache.solr.core.SolrCore.(SolrCore.java:766)	at org.apache.solr.core.SolrCore.(SolrCore.java:629)	at org.apache.solr.core.CoreContainer.createFromLocal(CoreContainer.java:622)	at org.apache.solr.core.CoreContainer.create(CoreContainer.java:657)	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:364)	at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:356)	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)	at java.util.concurrent.FutureTask.run(FutureTask.java:166)	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)	at java.util.concurrent.FutureTask.run(FutureTask.java:166)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)	at java.lang.Thread.run(Thread.java:724)