我在尝试在WAS 8.5服务器中部署和启动战争时收到java.lang.UnsupportedClassVersionError：错误。 我经历了几个问题，说这是由于编译的jdk（1.7）和正在运行的jre的版本冲突。但在我的情况下，它们都是相同的，只有1.7。
请帮我详细说明。
系统详情
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Java version = 1.7.0, Java Runtime Version = pxa6470_27sr3fp10-20150708_01 (SR3 FP10), Java Compiler = j9jit27, Java VM name = IBM J9 VM
was.install.root = /opt/IBM/WebSphere85/AppServer
user.install.root = /opt/IBM/WebSphere85/AppServer/profiles/appprofile
Java Home = /opt/IBM/WebSphere85/AppServer/java_1.7.1_64/jre
ws.ext.dirs = /opt/IBM/WebSphere85/AppServer/java_1.7.1_64/lib:/opt/IBM/WebSphere85/AppServer/profiles/appprofile/classes:/opt/IBM/WebSphere85/AppServer/classes:/opt/IBM/WebSphere85/AppServer/lib:/opt/IBM/WebSphere85/AppServer/installedChannels:/opt/IBM/WebSphere85/AppServer/lib/ext:/opt/IBM/WebSphere85/AppServer/web/help:/opt/IBM/WebSphere85/AppServer/deploytool/itp/plugins/com.ibm.etools.ejbdeploy/runtime
Classpath = /opt/IBM/WebSphere85/AppServer/profiles/appprofile/properties:/opt/IBM/WebSphere85/AppServer/properties:/opt/IBM/WebSphere85/AppServer/lib/startup.jar:/opt/IBM/WebSphere85/AppServer/lib/bootstrap.jar:/opt/IBM/WebSphere85/AppServer/lib/jsf-nls.jar:/opt/IBM/WebSphere85/AppServer/lib/lmproxy.jar:/opt/IBM/WebSphere85/AppServer/lib/urlprotocols.jar:/opt/IBM/WebSphere85/AppServer/deploytool/itp/batchboot.jar:/opt/IBM/WebSphere85/AppServer/deploytool/itp/batch2.jar:/opt/IBM/WebSphere85/AppServer/java_1.7.1_64/lib/tools.jar
Java Library path = /opt/IBM/WebSphere85/AppServer/lib/native/linux/x86_64/:/opt/IBM/WebSphere85/AppServer/java_1.7.1_64/jre/lib/amd64/compressedrefs:/opt/IBM/WebSphere85/AppServer/java_1.7.1_64/jre/lib/amd64:/opt/IBM/WebSphere85/AppServer/bin:/opt/oraapp/instantclient/12.1.0.2_x64_DBAocl024:/usr/lib:
Orb Version = IBM Java ORB build orb727-20150520.00
我已经在jdk版本java_1.7.1_64中编译了我的代码。但是我仍然得到以下错误。
[7/12/16 5:54:51:044 GMT] 000026a1 SystemOut O 2016-07-12 05:54:51,044 INFO [WebContainer : 11] HibernateEntityDao - (bd0cd905-34ed-496e-aa59-d9af0809c6fa) - Dml.Entity.RootName: 5 msecs;
[7/12/16 5:54:51:172 GMT] 000026a1 SystemOut O Outgoing message: EntityLifeCycleServiceV2_0 - <soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/"><soapenv:Body><ns2:entityDrmWrapper xmlns:ns2="http://clientcentral.hex.com/ns/webservice/2.0/"><entity xsi:type="ns4:Organisation" xmlns:ns4="http://clientcentral.hex.com/ns/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"><grid>10272014</grid><versionNo>1</versionNo><lockKey>2</lockKey><strategicClient>false</strategicClient><countryOfDomicile>MX</countryOfDomicile><entityStatus>ACT</entityStatus><dataVerificationStatus>PAV</dataVerificationStatus><freeFormAddresses><postChannelType>MAIN_ADDRESS</postChannelType><addressLine1>452 FIFTH AVENUE</addressLine1><city>Guadalajara</city><country>MX</country><immutableId>11239185</immutableId></freeFormAddresses><alternateNames><alternateNameType>SHT</alternateNameType><alternateName>708653247371</alternateName><immutableId>1205582</immutableId></alternateNames><approvalStatus>APR</approvalStatus><hkmaLicensedBankFlag>false</hkmaLicensedBankFlag><immutableId>11261064</immutableId><entityLOBs><lineOfBusiness>GBM</lineOfBusiness><lineBusinessRelationshipType>INT</lineBusinessRelationshipType><startDate>2016-07-12</startDate></entityLOBs><legalName>1442648455386</legalName><hexAffiliate>false</hexAffiliate><countryOfHeadOffice>MX</countryOfHeadOffice><countryOfRegistration>MX</countryOfRegistration><countryOfPrimaryOperation>MX</countryOfPrimaryOperation><sics><percentage>100</percentage><code>0111</code><type>1</type><immutableId>11202791</immutableId></sics><dateOfIncorporation>2013-10-04</dateOfIncorporation><organisationFormationType>I</organisationFormationType><organisationSubType>BDS</organisationSubType><industryClassifications><percentage>100</percentage><code>0111</code><type>1</type><scheme>1</scheme><immutableId>11228030</immutableId></industryClassifications></entity></ns2:entityDrmWrapper></soapenv:Body></soapenv:Envelope>
[7/12/16 5:56:01:193 GMT] 00001373 AdminHelper A ADMN1008I: An attempt is made to start the mrds-web_war_vib_12072016 application. (User ID = glue.systems.uk.hex:3269/HBEU-mrds)
[7/12/16 5:56:01:221 GMT] 00001373 CompositionUn A WSVR0190I: Starting composition unit WebSphere:cuname=mrds-web_war_vib_12072016 in BLA WebSphere:blaname=mrds-web_war_vib_12072016.
[7/12/16 5:56:05:407 GMT] 00001373 ApplicationMg A WSVR0200I: Starting application: mrds-web_war_vib_12072016
[7/12/16 5:56:05:408 GMT] 00001373 ApplicationMg A WSVR0204I: Application: mrds-web_war_vib_12072016 Application build level: Unknown
[7/12/16 5:56:05:636 GMT] 00001373 webapp I com.ibm.ws.webcontainer.webapp.WebGroupImpl WebGroup SRVE0169I: Loading Web Module: mrds-web.
[7/12/16 5:56:05:658 GMT] 00001373 annotation W com.ibm.ws.webcontainer.annotation.WASAnnotationHelper collectClasses unable to instantiate class
java.lang.UnsupportedClassVersionError: JVMCFRE003 bad major version; class=com/hex/client/ws/endpoint/v2_0/impl/EntityBulkServiceV2_0Endpoint, offset=6
at java.lang.ClassLoader.defineClassImpl(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:286)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:74)
at com.ibm.ws.classloader.CompoundClassLoader._defineClass(CompoundClassLoader.java:778)
at com.ibm.ws.classloader.CompoundClassLoader.localFindClass(CompoundClassLoader.java:691)
at com.ibm.ws.classloader.CompoundClassLoader.loadClass(CompoundClassLoader.java:514)
at java.lang.ClassLoader.loadClass(ClassLoader.java:642)
at java.lang.Class.forNameImpl(Native Method)
at java.lang.Class.forName(Class.java:273)
at com.ibm.ws.webcontainer.annotation.WASAnnotationHelper.loadClass(WASAnnotationHelper.java:795)
at com.ibm.ws.webcontainer.annotation.WASAnnotationHelper.collectClasses(WASAnnotationHelper.java:589)
at com.ibm.ws.webcontainer.annotation.WASAnnotationHelper.<init>(WASAnnotationHelper.java:145)
at com.ibm.ws.webcontainer.annotation.WASAnnotationHelperManager.getAnnotationHelper(WASAnnotationHelperManager.java:59)
at com.ibm.ws.webcontainer.webapp.WebAppImpl.initialize(WebAppImpl.java:247)
at com.ibm.ws.webcontainer.webapp.WebGroupImpl.addWebApplication(WebGroupImpl.java:100)
at com.ibm.ws.webcontainer.VirtualHostImpl.addWebApplication(VirtualHostImpl.java:166)
at com.ibm.ws.webcontainer.WSWebContainer.addWebApp(WSWebContainer.java:732)
at com.ibm.ws.webcontainer.WSWebContainer.addWebApplication(WSWebContainer.java:617)
at com.ibm.ws.webcontainer.component.WebContainerImpl.install(WebContainerImpl.java:376)
at com.ibm.ws.webcontainer.component.WebContainerImpl.start(WebContainerImpl.java:668)
at com.ibm.ws.runtime.component.ApplicationMgrImpl.start(ApplicationMgrImpl.java:1146)
at com.ibm.ws.runtime.component.DeployedApplicationImpl.fireDeployedObjectStart(DeployedApplicationImpl.java:1320)
at com.ibm.ws.runtime.component.DeployedModuleImpl.start(DeployedModuleImpl.java:611)
at com.ibm.ws.runtime.component.DeployedApplicationImpl.start(DeployedApplicationImpl.java:945)
at com.ibm.ws.runtime.component.ApplicationMgrImpl.startApplication(ApplicationMgrImpl.java:759)
at com.ibm.ws.runtime.component.ApplicationMgrImpl$1.run(ApplicationMgrImpl.java:1291)
at com.ibm.ws.security.auth.ContextManagerImpl.runAs(ContextManagerImpl.java:5398)
at com.ibm.ws.security.auth.ContextManagerImpl.runAsSystem(ContextManagerImpl.java:5486)
at com.ibm.ws.security.core.SecurityContext.runAsSystem(SecurityContext.java:255)
at com.ibm.ws.runtime.component.ApplicationMgrImpl.startApplicationDynamically(ApplicationMgrImpl.java:1296)
at com.ibm.ws.runtime.component.ApplicationMgrImpl.start(ApplicationMgrImpl.java:2076)
at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:434)
at com.ibm.ws.runtime.component.CompositionUnitImpl.start(CompositionUnitImpl.java:123)
at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.start(CompositionUnitMgrImpl.java:377)
at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.startCompositionUnit(CompositionUnitMgrImpl.java:648)
at com.ibm.ws.runtime.component.CompositionUnitMgrImpl.startCompositionUnit(CompositionUnitMgrImpl.java:610)
at com.ibm.ws.runtime.component.ApplicationMgrImpl.startApplication(ApplicationMgrImpl.java:1203)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:60)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:611)
at sun.reflect.misc.Trampoline.invoke(MethodUtil.java:69)
at sun.reflect.GeneratedMethodAccessor338.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:611)
at sun.reflect.misc.MethodUtil.invoke(MethodUtil.java:272)
at javax.management.modelmbean.RequiredModelMBean$4.run(RequiredModelMBean.java:1152)
at java.security.AccessController.doPrivileged(AccessController.java:309)
at com.ibm.oti.security.CheckedAccessControlContext.securityCheck(CheckedAccessControlContext.java:30)
at sun.misc.JavaSecurityAccessWrapper.doIntersectionPrivilege(JavaSecurityAccessWrapper.java:41)
at javax.management.modelmbean.RequiredModelMBean.invokeMethod(RequiredModelMBean.java:1146)
at javax.management.modelmbean.RequiredModelMBean.invoke(RequiredModelMBean.java:999)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:847)
at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:783)
at com.ibm.ws.management.AdminServiceImpl$1.run(AdminServiceImpl.java:1346)
at com.ibm.ws.security.util.AccessController.doPrivileged(AccessController.java:118)
at com.ibm.ws.management.AdminServiceImpl.invoke(AdminServiceImpl.java:1239)
at com.ibm.ws.management.connector.AdminServiceDelegator.invoke(AdminServiceDelegator.java:181)
at com.ibm.ws.management.connector.ipc.CallRouter.route(CallRouter.java:242)
at com.ibm.ws.management.connector.ipc.IPCConnectorInboundLink.doWork(IPCConnectorInboundLink.java:353)
at com.ibm.ws.management.connector.ipc.IPCConnectorInboundLink$IPCConnectorReadCallback.complete(IPCConnectorInboundLink.java:595)
at com.ibm.ws.ssl.channel.impl.SSLReadServiceContext$SSLReadCompletedCallback.complete(SSLReadServiceContext.java:1818)
at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:175)
at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:217)
at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.java:161)
at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:138)
at com.ibm.io.async.ResultHandler.complete(ResultHandler.java:204)
at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:775)
at com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:905)
at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1662)