求大神帮忙看看这个问题，报错可能的原因及解决办法

[ye_wuxin]

org.springframework.web.util.NestedServletException: Handler processing failed; nested exception is java.lang.VerifyError: Bad return type
Exception Details:
Location:
org/apache/solr/client/solrj/impl/HttpClientUtil.createClient(Lorg/apache/solr/common/params/SolrParams;)Lorg/apache/http/impl/client/CloseableHttpClient; @57: areturn
Reason:
Type 'org/apache/http/impl/client/SystemDefaultHttpClient' (current frame, stack[0]) is not assignable to 'org/apache/http/impl/client/CloseableHttpClient' (from method signature)
Current Frame:
bci: @57
flags: { }
locals: { 'org/apache/solr/common/params/SolrParams', 'org/apache/solr/common/params/ModifiableSolrParams', 'org/apache/http/impl/client/SystemDefaultHttpClient' }
stack: { 'org/apache/http/impl/client/SystemDefaultHttpClient' }
Bytecode:
0x0000000: bb00 0959 2ab7 000a 4cb2 000b b900 0c01
0x0000010: 0099 001e b200 0bbb 000d 59b7 000e 120f
0x0000020: b600 102b b600 11b6 0012 b900 1302 00b8
0x0000030: 0014 4d2c 2bb8 0015 2cb0
Stackmap Table:
append_frame(@47,Object[#161])

at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:949)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:827)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882)
at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:778)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1040)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:607)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.VerifyError: Bad return type

[洛阳城里无落阳]

你可以参考这个看看

[洛阳城里无落阳]

https://www.cnblogs.com/liuling/p/2014-3-6.html