2006 IR Open Discussion Posted August 19, 2006 Share Posted August 19, 2006 By: Andrew Matthews - namxat NullPointerException when exporting to PDF... 2003-08-04 04:50 Hello. I am repeatedly running into the following NullPointerException whenever I make a call to any of JasperExportManager's exportReportToPdf methods. The following stack trace is generated by the following code: byte[] filebytes = JasperExportManager.exportReportToPdf( jp ); However, this stack trace is identical, no matter which exportReportToPdf/PdfFile method is used: java.lang.NullPointerException at java.util.Arrays$ArrayList.(Arrays.java:2301) at java.util.Arrays.asList(Arrays.java:2287) at sun.net.www.protocol.file.FileURLConnection.connect(FileURLConnection.java:67) at sun.net.www.protocol.file.FileURLConnection.getInputStream(FileURLConnection.java:148) at java.net.URL.openStream(URL.java:955) at dori.jasper.engine.util.JRLoader.loadBytes(JRLoader.java:287) at dori.jasper.engine.util.JRLoader.loadBytesFromLocation(JRLoader.java:380) at dori.jasper.engine.export.JRPdfExporter.exportText(JRPdfExporter.java:1101) at dori.jasper.engine.export.JRPdfExporter.exportPage(JRPdfExporter.java:391) at dori.jasper.engine.export.JRPdfExporter.exportReportToStream(JRPdfExporter.java:340) at dori.jasper.engine.export.JRPdfExporter.exportReport(JRPdfExporter.java:262) at dori.jasper.engine.JasperExportManager.exportReportToPdf(JasperExportManager.java:187) Any ideas as to what is going on here? Link to comment Share on other sites More sharing options...
Recommended Posts
Create an account or sign in to comment
You need to be a member in order to leave a comment
Create an account
Sign up for a new account in our community. It's easy!
Register a new accountSign in
Already have an account? Sign in here.
Sign In Now