Open Source Document Management System | OpenKM

19:02:49,258 ERROR [ConverterServlet] Error in application/vnd.openxmlformats-officedocument.spreadsheetml.sheet to PDF conversion
com.openkm.core.ConversionException: Error in application/vnd.openxmlformats-officedocument.spreadsheetml.sheet to PDF conversion
at com.openkm.util.DocConverter.doc2pdf(DocConverter.java:311)
at com.openkm.servlet.frontend.ConverterServlet.toPDF(ConverterServlet.java:188)
at com.openkm.servlet.frontend.ConverterServlet.toSWF(ConverterServlet.java:225)
at com.openkm.servlet.frontend.ConverterServlet.service(ConverterServlet.java:106)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
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:230)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:524)
at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446)
at java.lang.Thread.run(Thread.java:679)
Caused by: java.lang.NullPointerException
at org.artofsolving.jodconverter.OfficeDocumentConverter.convert(OfficeDocumentConverter.java:78)
at org.artofsolving.jodconverter.OfficeDocumentConverter.convert(OfficeDocumentConverter.java:69)
at com.openkm.util.DocConverter.convert(DocConverter.java:251)
at com.openkm.util.DocConverter.doc2pdf(DocConverter.java:308)
... 23 more