java.util.EmptyStackException
	at org.apache.xml.utils.IntStack.peek(IntStack.java:125)
	at org.apache.xml.dtm.ref.sax2dtm.SAX2DTM.charactersFlush(SAX2DTM.java:1544)
	at org.apache.xml.dtm.ref.sax2dtm.SAX2DTM.startElement(SAX2DTM.java:1886)
	at org.apache.xalan.transformer.TransformerHandlerImpl.startElement(TransformerHandlerImpl.java:481)
	at org.marc4j.marcxml.MarcXmlReader.subfield(MarcXmlReader.java:451)
	at com.digibis.marc.transform.MarcFilter.subfield(MarcFilter.java:87)
	at com.digibis.marc.transform.MarcXmlBuilder.subfield(MarcXmlBuilder.java:288)
	at com.digibis.marc.transform.MarcFilter.subfield(MarcFilter.java:87)
	at com.digibis.directorio_bibliotecas.bibliotecas.GestorPermisosDatosBiblioteca$1.subfield(GestorPermisosDatosBiblioteca.java:214)
	at com.digibis.marc.transform.MarcFilter.subfield(MarcFilter.java:87)
	at com.digibis.marc.transform.MarcFilter.subfield(MarcFilter.java:87)
	at com.digibis.marc.transform.MarcEncodingFilter.subfield(MarcEncodingFilter.java:94)
	at com.digibis.marc.transform.MarcFilter.subfield(MarcFilter.java:87)
	at com.digibis.marc.transform.MarcDecoratorFilter.subfield(MarcDecoratorFilter.java:179)
	at com.digibis.marc.transform.MarcFilter.subfield(MarcFilter.java:87)
	at com.digibis.marc.transform.MarcRecordFilter.endRecord(MarcRecordFilter.java:56)
	at com.digibis.marc.transform.MarcFilter.endRecord(MarcFilter.java:59)
	at com.digibis.marc.transform.MarcRecordFilter.endRecord(MarcRecordFilter.java:62)
	at com.digibis.marc.transform.MarcCollectionIterator.iterate(MarcCollectionIterator.java:96)
	at com.digibis.marc.transform.MarcTransformer.transform(MarcTransformer.java:64)
	at com.digibis.digibib.formatos_plantillas.TransformerFactory.transformarListaResultadosVars(TransformerFactory.java:328)
	at com.digibis.digibib.formatos_plantillas.TransformerFactory.transformarRegistro(TransformerFactory.java:200)
	at com.digibis.directorio_bibliotecas.web.ServicioDatosBibliotecas.formatearRegistro(ServicioDatosBibliotecas.java:310)
	at sun.reflect.GeneratedMethodAccessor281.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at com.digibis.commons.lang.StaticRunner.run(StaticRunner.java:42)
	at com.digibis.commons.lang.StaticRunner.run(StaticRunner.java:55)
	at com.digibis.commons.web.services.ClassService.run(ClassService.java:57)
	at com.digibis.commons.web.commands.RunService.run(RunService.java:85)
	at com.digibis.commons.web.commands.SequentialProcessing.run(SequentialProcessing.java:34)
	at com.digibis.commons.web.commands.RunCommand.run(RunCommand.java:77)
	at com.digibis.commons.web.commands.SequentialProcessing.run(SequentialProcessing.java:34)
	at com.digibis.commons.web.commands.RunCommand.run(RunCommand.java:77)
	at com.digibis.commons.web.commands.SequentialProcessing.run(SequentialProcessing.java:34)
	at com.digibis.commons.web.commands.RunCommand.run(RunCommand.java:77)
	at com.digibis.commons.web.commands.SequentialProcessing.run(SequentialProcessing.java:34)
	at com.digibis.commons.web.ServletController.dispatchCommand(ServletController.java:203)
	at com.digibis.commons.web.ServletController.doGet(ServletController.java:558)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
	at com.digibis.commons.web.ServletController.service(ServletController.java:576)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at com.planetj.servlet.filter.compression.CompressingFilter.doFilter(CompressingFilter.java:217)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:219)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:492)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:165)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
	at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:755)
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:1025)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
	at org.apache.catalina.ha.session.JvmRouteBinderValve.invoke(JvmRouteBinderValve.java:209)
	at org.apache.catalina.ha.tcp.ReplicationValve.invoke(ReplicationValve.java:347)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:452)
	at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:190)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:654)
	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:317)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:905)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:928)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:682)