java.lang.VerifyError

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    • java.lang.VerifyError: Cannot inherit from final class exception when executing HttpSolrClient solr = new HttpSolrClient("http://localhost:8983/solr/mycore"); I use SolrJ 5.5.0 with Java 1.7. Other than that I use commons-httpclient 3.1. This is the detailed error I get: Handler processing failed; nested exception is java.lang.VerifyError: org/apache/http/params/SyncBasicHttpParams] with root cause java.lang.VerifyError: org/apache/http/params/SyncBasicHttpParams at org.apache.http.impl.client.DefaultHttpClient.createHttpParams(DefaultHttpClient.java:158) at org.apache.http.impl.client.AbstractHttpClient.getParams(AbstractHttpClient.java:466) at org.apache.solr.client.solrj.impl.HttpClientUtil.setFollowRedirects(HttpClientUtil.java:290) at org.apache.solr.client.solrj.impl.HttpClientConfigurer.configure(HttpClientConfigurer.java:58) at org.apache.solr.client.solrj.impl.HttpClientUtil.configureClient(HttpClientUtil.java:149) at org.apache.solr.client.solrj.impl.HttpClientUtil.createClient(HttpClientUtil.java:125) at org.apache.solr.client.solrj.impl.HttpSolrClient.<init>(HttpSolrClient.java:188) at org.apache.solr.client.solrj.impl.HttpSolrClient.<init>(HttpSolrClient.java:161) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1023) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589) at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:1852) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745)

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