Unable to create page in AEM 6.3 vanilla jboss instance Touch UI. its end up with the below errors.

Unable to compile class for JSP: An error occurred at line: 25 in the generated java file Only a type can be imported. sun.swing.StringUIClientPropertyKey resolves to a package

Cannot serve request to /mnt/overlay/wcm/core/content/sites/createpagewizard.html/content/campaigns/we-retail in /libs/cq/gui/components/siteadmin/admin/templatedatasource/templatedatasource.jsp

Exception:

org.apache.sling.scripting.jsp.jasper.JasperException: Unable to compile class for JSP:  An error occurred at line: 25 in the generated java file Only a type can be imported. sun.swing.StringUIClientPropertyKey resolves to a package at org.apache.sling.scripting.jsp.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:92) at org.apache.sling.scripting.jsp.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:330) at org.apache.sling.scripting.jsp.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:136) at org.apache.sling.scripting.jsp.jasper.compiler.Compiler.compile(Compiler.java:304) at org.apache.sling.scripting.jsp.jasper.compiler.Compiler.compile(Compiler.java:282) at org.apache.sling.scripting.jsp.jasper.compiler.Compiler.compile(Compiler.java:269) at org.apache.sling.scripting.jsp.jasper.JspCompilationContext.compile(JspCompilationContext.java:490) at org.apache.sling.scripting.jsp.jasper.servlet.JspServletWrapper.prepareServlet(JspServletWrapper.java:427) at org.apache.sling.scripting.jsp.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:486) at org.apache.sling.scripting.jsp.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:449) at org.apache.sling.scripting.jsp.JspScriptEngineFactory.callJsp(JspScriptEngineFactory.java:346) at org.apache.sling.scripting.jsp.JspScriptEngineFactory.access$100(JspScriptEngineFactory.java:101) at org.apache.sling.scripting.jsp.JspScriptEngineFactory$JspScriptEngine.eval(JspScriptEngineFactory.java:607) at org.apache.sling.scripting.core.impl.DefaultSlingScript.call(DefaultSlingScript.java:388) at org.apache.sling.scripting.core.impl.DefaultSlingScript.eval(DefaultSlingScript.java:184) at org.apache.sling.scripting.core.impl.DefaultSlingScript.service(DefaultSlingScript.java:491) at org.apache.sling.engine.impl.request.RequestData.service(RequestData.java:552) at org.apache.sling.engine.impl.filter.SlingComponentFilterChain.render(SlingComponentFilterChain.java:44) at org.apache.sling.engine.impl.filter.AbstractSlingFilterChain.doFilter(AbstractSlingFilterChain.java:77) at com.day.cq.wcm.core.impl.WCMDeveloperModeFilter.doFilter(WCMDeveloperModeFilter.java:118) at org.apache.sling.engine.impl.filter.AbstractSlingFilterChain.doFilter(AbstractSlingFilterChain.java:68) at com.day.cq.wcm.core.impl.WCMDebugFilter.doFilter(WCMDebugFilter.java:156) at org.apache.sling.engine.impl.filter.AbstractSlingFilterChain.doFilter(AbstractSlingFilterChain.java:68) at com.day.cq.wcm.core.impl.WCMComponentFilter.filterRootInclude(WCMComponentFilter.java:375) at com.day.cq.wcm.core.impl.WCMComponentFilter.doFilter(WCMComponentFilter.java:190) at org.apache.sling.engine.impl.filter.AbstractSlingFilterChain.doFilter(AbstractSlingFilterChain.java:68) at com.day.cq.personalization.impl.TargetComponentFilter.doFilter(TargetComponentFilter.java:96) at org.apache.sling.engine.impl.filter.AbstractSlingFilterChain.doFilter(AbstractSlingFilterChain.java:68) at org.apache.sling.engine.impl.SlingRequestProcessorImpl.processComponent(SlingRequestProcessorImpl.java:282) at org.apache.sling.engine.impl.SlingRequestProcessorImpl.dispatchRequest(SlingRequestProcessorImpl.java:322) at org.apache.sling.engine.impl.request.SlingRequestDispatcher.dispatch(SlingRequestDispatcher.java:211) at org.apache.sling.engine.impl.request.SlingRequestDispatcher.include(SlingRequestDispatcher.java:104) at com.day.cq.wcm.core.impl.WCMComponentFilter$ForwardRequestDispatcher.include(WCMComponentFilter.java:516) at com.adobe.granite.ui.components.impl.BaseComponentHelper.fetchData(BaseComponentHelper.java:605) at com.adobe.granite.ui.components.impl.BaseComponentHelper.asDataSource(BaseComponentHelper.java:449)