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java.lang.NullPointerException: 	at java.io.SequenceInputStream.nextStream(SequenceInputStream.java:112)	at java.io.SequenceInputStream.(SequenceInputStream.java:69)	at pt.webdetails.packager.Concatenate.concat(Concatenate.java:34)	at pt.webdetails.packager.FileSet.minify(Packager.java:185)	at pt.webdetails.packager.FileSet.update(Packager.java:251)	at pt.webdetails.packager.FileSet.update(Packager.java:233)	at pt.webdetails.packager.Packager.minifyPackage(Packager.java:117)	at org.pentaho.cdf.render.CdfHtmlTemplateRenderer.getHeaders(CdfHtmlTemplateRenderer.java:334)	at org.pentaho.cdf.CdfContentGenerator.getHeaders(CdfContentGenerator.java:441)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:601)	at pt.webdetails.cpf.InterPluginCall.run(InterPluginCall.java:336)	at pt.webdetails.cpf.InterPluginCall.call(InterPluginCall.java:349)	at pt.webdetails.cpf.InterPluginCall.call(InterPluginCall.java:67)	at pt.webdetails.cdf.dd.InterPluginBroker.getCdfIncludes(InterPluginBroker.java:31)	at pt.webdetails.cdf.dd.PentahoCdeEnvironment.getCdfIncludes(PentahoCdeEnvironment.java:118)	at pt.webdetails.cdf.dd.editor.DashboardEditor.buildReplacementTokenMap(DashboardEditor.java:68)	at pt.webdetails.cdf.dd.editor.DashboardEditor.getEditor(DashboardEditor.java:36)	at pt.webdetails.cdf.dd.api.RenderApi.newDashboard(RenderApi.java:163)	at pt.webdetails.cdf.dd.DashboardDesignerContentGenerator.createContent(DashboardDesignerContentGenerator.java:59)	at org.pentaho.platform.web.http.api.resources.GeneratorStreamingOutput.generateContent(GeneratorStreamingOutput.java:229)	at org.pentaho.platform.web.http.api.resources.GeneratorStreamingOutput.write(GeneratorStreamingOutput.java:156)	at org.pentaho.platform.web.http.api.resources.GeneratorStreamingOutputProvider.writeTo(GeneratorStreamingOutputProvider.java:58)	at org.pentaho.platform.web.http.api.resources.GeneratorStreamingOutputProvider.writeTo(GeneratorStreamingOutputProvider.java:37)	at com.sun.jersey.spi.container.ContainerResponse.write(ContainerResponse.java:306)	at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1479)	at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1391)	at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1381)	at com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:416)	at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:538)	at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:716)	at org.pentaho.platform.web.servlet.JAXRSServlet.service(JAXRSServlet.java:111)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)	at org.pentaho.platform.web.servlet.JAXRSServlet.service(JAXRSServlet.java:116)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.pentaho.platform.web.http.filters.PentahoWebContextFilter.doFilter(PentahoWebContextFilter.java:161)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.pentaho.platform.web.http.filters.PentahoRequestContextFilter.doFilter(PentahoRequestContextFilter.java:83)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:378)	at org.springframework.security.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:109)	at org.springframework.security.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83)	at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:390)	at org.springframework.security.ui.ExceptionTranslationFilter.doFilterHttp(ExceptionTranslationFilter.java:101)	at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)	at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:390)	at org.springframework.security.providers.anonymous.AnonymousProcessingFilter.doFilterHttp(AnonymousProcessingFilter.java:105)	at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)	at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:390)	at org.springframework.security.ui.basicauth.BasicProcessingFilter.doFilterHttp(BasicProcessingFilter.java:174)	at org.pentaho.platform.web.http.security.PentahoBasicProcessingFilter.doFilterHttp(PentahoBasicProcessingFilter.java:88)	at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)	at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:390)	at org.springframework.security.context.HttpSessionContextIntegrationFilter.doFilterHttp(HttpSessionContextIntegrationFilter.java:235)	at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)	at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:390)	at org.pentaho.platform.web.http.filters.HttpSessionPentahoSessionIntegrationFilter.doFilter(HttpSessionPentahoSessionIntegrationFilter.java:265)	at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:390)	at org.springframework.security.wrapper.SecurityContextHolderAwareRequestFilter.doFilterHttp(SecurityContextHolderAwareRequestFilter.java:91)	at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)	at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:390)	at org.springframework.security.util.FilterChainProxy.doFilter(FilterChainProxy.java:175)	at org.springframework.security.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:99)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.pentaho.platform.web.http.filters.SystemStatusFilter.doFilter(SystemStatusFilter.java:59)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.pentaho.platform.web.http.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:112)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.pentaho.platform.web.http.filters.WebappRootForwardingFilter.doFilter(WebappRootForwardingFilter.java:66)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:470)	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)	at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:879)	at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:600)	at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1703)	at java.lang.Thread.run(Thread.java:722)