Error 500--Internal Server Error
java.lang.NoClassDefFoundError: oracle/integration/platform/common/MDSSessionBuilder at oracle.integration.platform.blocks.deploy.servlet.MDSManagerUtils.getMDSSession(MDSManagerUtils.java:203) at oracle.integration.platform.blocks.deploy.servlet.MDSManager.transferCompositeData(MDSManager.java:494) at oracle.integration.platform.blocks.deploy.servlet.BaseDeployProcessor.deploySARs(BaseDeployProcessor.java:243) at oracle.integration.platform.blocks.deploy.servlet.DeployProcessor.doDeployWork(DeployProcessor.java:203) at oracle.integration.platform.blocks.deploy.servlet.DeployProcessor.doDeployWork(DeployProcessor.java:147) at oracle.integration.platform.blocks.deploy.servlet.DeployProcessor.doDeploy(DeployProcessor.java:134) at oracle.integration.platform.blocks.deploy.servlet.DeployProcessor.process(DeployProcessor.java:100) at oracle.integration.platform.blocks.deploy.servlet.CompositeDeployerServlet.doPostInsideLoggingSession(CompositeDeployerServlet.java:221) at oracle.integration.platform.blocks.deploy.servlet.CompositeDeployerServlet.doPost(CompositeDeployerServlet.java:130) at javax.servlet.http.HttpServlet.service(HttpServlet.java:727) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227) at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125) at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:301) at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56) at oracle.security.jps.ee.http.JpsAbsFilter$1.run(JpsAbsFilter.java:138) at oracle.security.jps.util.JpsSubject.doAsPrivileged(JpsSubject.java:324) at oracle.security.jps.ee.util.JpsPlatformUtil.runJaasMode(JpsPlatformUtil.java:464) at oracle.security.jps.ee.http.JpsAbsFilter.runJaasMode(JpsAbsFilter.java:121) at oracle.security.jps.ee.http.JpsAbsFilter.doFilter(JpsAbsFilter.java:211) at oracle.security.jps.ee.http.JpsFilter.doFilter(JpsFilter.java:71) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56) at oracle.security.jps.ee.http.JpsAbsFilter$1.run(JpsAbsFilter.java:138) at oracle.security.jps.util.JpsSubject.doAsPrivileged(JpsSubject.java:324) at oracle.security.jps.ee.util.JpsPlatformUtil.runJaasMode(JpsPlatformUtil.java:464) at oracle.security.jps.ee.http.JpsAbsFilter.runJaasMode(JpsAbsFilter.java:121) at oracle.security.jps.ee.http.JpsAbsFilter.doFilter(JpsAbsFilter.java:211) at oracle.security.jps.ee.http.JpsFilter.doFilter(JpsFilter.java:71) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56) at oracle.dms.servlet.DMSServletFilter.doFilter(DMSServletFilter.java:163) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3730) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3696) at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321) at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:120) at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2273) at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2179) at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1490) at weblogic.work.ExecuteThread.execute(ExecuteThread.java:256) at weblogic.work.ExecuteThread.run(ExecuteThread.java:221)

Cause:

Above error is common when one used to install OHS 11.1.1.9 into FMW 11.1.1.7 environment. Due to this OHS updates soa modules from 11.1.1.7 version to 11.1.1.9.



Solution: 


Uninstall OHS from FMW environment. 

Restore FMW 11.1.1.7 from 11.1.1.9 from backups.

OHS11.1.1.9 can be installed in new middleware_home.

That's it.



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