Fehlermeldung:

javax.servlet.ServletException: Resource loader error in file '/system/modules/derecho_uniandes/jsptemplates/principal.jsp'

Root cause:
org.apache.jasper.JasperException: javax.servlet.jsp.JspException: Error in CmsXmlTemplateLoader processing
	at org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:460)
	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:355)
	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:329)
	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:679)
	at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:584)
	at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:497)
	at com.opencms.flex.cache.CmsFlexRequestDispatcher.include(CmsFlexRequestDispatcher.java:158)
	at com.opencms.flex.CmsJspLoader.service(CmsJspLoader.java:972)
	at com.opencms.flex.cache.CmsFlexRequestDispatcher.include(CmsFlexRequestDispatcher.java:256)
	at com.opencms.flex.CmsJspLoader.load(CmsJspLoader.java:577)
	at com.opencms.flex.CmsJspLoader.initlaunch(CmsJspLoader.java:239)
	at com.opencms.core.OpenCms.showResource(OpenCms.java:961)
	at com.opencms.core.OpenCmsHttpServlet.doGet(OpenCmsHttpServlet.java:310)
	at com.opencms.core.OpenCmsHttpServlet.doPost(OpenCmsHttpServlet.java:331)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Thread.java:595)

--------------- End of root cause.

at com.opencms.flex.CmsJspLoader.service(CmsJspLoader.java:979)
	at com.opencms.flex.cache.CmsFlexRequestDispatcher.include(CmsFlexRequestDispatcher.java:256)
	at com.opencms.flex.CmsJspLoader.load(CmsJspLoader.java:577)
	at com.opencms.flex.CmsJspLoader.initlaunch(CmsJspLoader.java:239)
	at com.opencms.core.OpenCms.showResource(OpenCms.java:961)
	at com.opencms.core.OpenCmsHttpServlet.doGet(OpenCmsHttpServlet.java:310)
	at com.opencms.core.OpenCmsHttpServlet.doPost(OpenCmsHttpServlet.java:331)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
	at java.lang.Thread.run(Thread.java:595)