2784889 - Could not create mapping from interface: com.sap.tc.ls.api.controls.ILSPortalPopupMenu

After patching the Java server and accessing various standard Java applications like /nwa, /irj/portal, /useradmin get error:

500 Internal Server Error is returned for HTTP request [http://<host>:<port>/webdynpro/resources/sap.com/tc~lm~itsam~ui~mainframe~wd/FloorPlanApp]:

component [dispatcher],
web module [webdynpro/resources/sap.com/tc~lm~itsam~ui~mainframe~wd],
application [sap.com/tc~lm~itsam~ui~mainframe~wd],
DC name [tc~wd~webdynpro],
CSN component[BC-WD-JAV],
problem categorization [],
internal categorization [-506069081].

[EXCEPTION]
com.sap.tc.webdynpro.services.exceptions.WDRuntimeException: Could not create mapping from interface: com.sap.tc.ls.api.controls.ILSPortalPopupMenu to renderer: com.sap.tc.ls.renderer.sf3.LSPortalPopupMenuRenderer
at com.sap.tc.webdynpro.clientserver.uielements.lsmgr.RendererPoolFactory.createPool(RendererPoolFactory.java:95)
at com.sap.tc.webdynpro.clientserver.uielements.lsmgr.RendererPoolFactory.getCachedPool(RendererPoolFactory.java:49)
at com.sap.tc.webdynpro.clientserver.uielements.lsmgr.RendererPoolFactory.getPool(RendererPoolFactory.java:37)
at com.sap.tc.webdynpro.clientimpl.ajax.AjaxClient.getRenderManager(AjaxClient.java:1098)
at com.sap.tc.webdynpro.clientimpl.ajax.AjaxClient.sendResponse(AjaxClient.java:1389)
at com.sap.tc.webdynpro.clientimpl.ajax.AjaxClient.retrieveData(AjaxClient.java:309)

Caused by: java.lang.ClassNotFoundException: com.sap.tc.ls.api.controls.ILSPortalPopupMenu

In the browser you might see an exception like this:

500 Internal Server Error SAP NetWeaver Application Server/Java AS 

Failed to process request. Please contact your system administrator.

Log Id: [C0000A022C0C003F0000000400002110]
Trace Id: [C0000A022C0C003F0000000300002110]

Read more...

SAP NetWeaver Composition Environment 7.1
SAP enhancement package 1 for SAP NetWeaver Composition Environment 7.1
SAP NetWeaver Composition Environment 7.2
SAP NetWeaver 7.3
SAP enhancement package 1 for SAP NetWeaver 7.3
SAP NetWeaver 7.4
SAP NetWeaver 7.5

SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP NetWeaver Application Server for Java 7.1 ; SAP NetWeaver Application Server for Java 7.2 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 1 for SAP NetWeaver Application Server for Java 7.1

KBA , BC-WD-JAV , WebDynpro Java , Problem