Caused by: org.elasticsearch.ElasticsearchException: Illegal parameter in http or transport request found

Hi Team,
Getting below error.
org.elasticsearch.transport.RemoteTransportException: [es-poc-md3][10.148.183.54:9300][internal:transport/handshake]
Caused by: org.elasticsearch.ElasticsearchException: Illegal parameter in http or transport request found.
This means that one node is trying to connect to another with
a non-node certificate (no OID or security.nodes_dn incorrect configured) or that someone
is spoofing requests. Check your TLS certificate setup as described here: See Troubleshoot TLS - Open Distro Documentation
at com.amazon.opendistroforelasticsearch.security.ssl.util.ExceptionUtils.createBadHeaderException(ExceptionUtils.java:57) ~[?:?]
at com.amazon.opendistroforelasticsearch.security.transport.OpenDistroSecurityRequestHandler.messageReceivedDecorate(OpenDistroSecurityRequestHandler.java:226) ~[?:?]
at com.amazon.opendistroforelasticsearch.security.ssl.transport.OpenDistroSecuritySSLRequestHandler.messageReceived(OpenDistroSecuritySSLRequestHandler.java:142) ~[?:?]
at com.amazon.opendistroforelasticsearch.security.OpenDistroSecurityPlugin$7$1.messageReceived(OpenDistroSecurityPlugin.java:654) ~[?:?]
at org.elasticsearch.transport.RequestHandlerRegistry.processMessageReceived(RequestHandlerRegistry.java:63) ~[elasticsearch-7.6.1.jar:7.6.1]
at org.elasticsearch.transport.InboundHandler$RequestHandler.doRun(InboundHandler.java:264) ~[elasticsearch-7.6.1.jar:7.6.1]
at org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:37) ~[elasticsearch-7.6.1.jar:7.6.1]
at org.elasticsearch.common.util.concurrent.EsExecutors$DirectExecutorService.execute(EsExecutors.java:225) ~[elasticsearch-7.6.1.jar:7.6.1]
at org.elasticsearch.transport.InboundHandler.handleRequest(InboundHandler.java:186) ~[elasticsearch-7.6.1.jar:7.6.1]
at org.elasticsearch.transport.InboundHandler.messageReceived(InboundHandler.java:119) ~[elasticsearch-7.6.1.jar:7.6.1]
at org.elasticsearch.transport.InboundHandler.inboundMessage(InboundHandler.java:103) ~[elasticsearch-7.6.1.jar:7.6.1]
at org.elasticsearc

java.lang.NoClassDefFoundError: com/sun/tools/attach/VirtualMachine
at com.amazon.opendistro.elasticsearch.performanceanalyzer.jvm.ThreadList.runAttachDump(ThreadList.java:131) ~[?:?]
at com.amazon.opendistro.elasticsearch.performanceanalyzer.jvm.ThreadList.lambda$runThreadDump$6(ThreadList.java:209) ~[?:?]
at com.amazon.opendistro.elasticsearch.performanceanalyzer.PerformanceAnalyzerPlugin.lambda$invokePrivileged$1(PerformanceAnalyzerPlugin.java:104) ~[?:?]
at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_222]
at com.amazon.opendistro.elasticsearch.performanceanalyzer.PerformanceAnalyzerPlugin.invokePrivileged(PerformanceAnalyzerPlugin.java:102) ~[?:?]
at com.amazon.opendistro.elasticsearch.performanceanalyzer.jvm.ThreadList.runThreadDump(ThreadList.java:209) ~[?:?]
at com.amazon.opendistro.elasticsearch.performanceanalyzer.jvm.ThreadList.getNativeTidMap(ThreadList.java:98) ~[?:?]
at com.amazon.opendistro.elasticsearch.performanceanalyzer.collectors.OSMetricsCollector.collectMetrics(OSMetricsCollector.java:56) ~[?:?]
at com.amazon.opendistro.elasticsearch.performanceanalyzer.collectors.PerformanceAnalyzerMetricsCollector.lambda$run$0(PerformanceAnalyzerMetricsCollector.java:59) ~[?:?]
at com.amazon.opendistro.elasticsearch.performanceanalyzer.PerformanceAnalyzerPlugin.lambda$invokePrivileged$1(PerformanceAnalyzerPlugin.java:104) ~[?:?]
at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_222]
at com.amazon.opendistro.elasticsearch.performanceanalyzer.PerformanceAnalyzerPlugin.invokePrivileged(PerformanceAnalyzerPlugin.java:102) ~[?:?]
at com.amazon.opendistro.elasticsearch.performanceanalyzer.collectors.PerformanceAnalyzerMetricsCollector.run(PerformanceAnalyzerMetricsCollector.java:59) ~[?:?]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[?:1.8.0_222]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[?:1.8.0_222]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_222]
Caused by: java.lang.ClassNotFoundException: com.sun.tools.attach.VirtualMachine
at java.net.URLClassLoader.findClass(URLClassLoader.java:382) ~[?:1.8.0_222]
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_222]
at java.net.FactoryURLClassLoader.loadClass(URLClassLoader.java:817) ~[?:1.8.0_222]
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_222]
… 16 more
fatal error in thread [pool-2-thread-4], exiting
java.lang.NoClassDefFoundError: com/sun/tools/attach/VirtualMachine
at com.amazon.opendistro.elasticsearch.performanceanalyzer.jvm.ThreadList.runAttachDump(ThreadList.java:131)
at com.amazon.opendistro.elasticsearch.performanceanalyzer.jvm.ThreadList.lambda$runThreadDump$6(ThreadList.java:209)
at com.amazon.opendistro.elasticsearch.performanceanalyzer.PerformanceAnalyzerPlugin.lambda$invokePrivileged$1(PerformanceAnalyzerPlugin.java:104)
at java.security.AccessController.doPrivileged(Native Method)
at com.amazon.opendistro.elasticsearch.performanceanalyzer.PerformanceAnalyzerPlugin.invokePrivileged(PerformanceAnalyzerPlugin.java:102)
at com.amazon.opendistro.elasticsearch.performanceanalyzer.jvm.ThreadList.runThreadDump(ThreadList.java:209)
at com.amazon.opendistro.elasticsearch.performanceanalyzer.jvm.ThreadList.getNativeTidMap(ThreadList.java:98)
at com.amazon.opendistro.elasticsearch.performanceanalyzer.collectors.OSMetricsCollector.collectMetrics(OSMetricsCollector.java:56)
at com.amazon.opendistro.elasticsearch.performanceanalyzer.collectors.PerformanceAnalyzerMetricsCollector.lambda$run$0(PerformanceAnalyzerMetricsCollector.java:59)
at com.amazon.opendistro.elasticsearch.performanceanalyzer.PerformanceAnalyzerPlugin.lambda$invokePrivileged$1(PerformanceAnalyzerPlugin.java:104)
at java.security.AccessController.doPrivileged(Native Method)
at com.amazon.opendistro.elasticsearch.performanceanalyzer.PerformanceAnalyzerPlugin.invokePrivileged(PerformanceAnalyzerPlugin.java:102)
at com.amazon.opendistro.elasticsearch.performanceanalyzer.collectors.PerformanceAnalyzerMetricsCollector.run(PerformanceAnalyzerMetricsCollector.java:59)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.ClassNotFoundException: com.sun.tools.attach.VirtualMachine
at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at java.net.FactoryURLClassLoader.loadClass(URLClassLoader.java:817)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
… 16 more