Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via pdfbox-users by Tilman Hausherr, 1 year ago
via pdfbox-users by Tilman Hausherr, 1 year ago
java.lang.NullPointerException at org.apache.xmpbox.xml.PdfaExtensionHelper.populatePDFAPropertyType(PdfaExtensionHelper.java:180) at org.apache.xmpbox.xml.PdfaExtensionHelper.populatePDFASchemaType(PdfaExtensionHelper.java:159) at org.apache.xmpbox.xml.PdfaExtensionHelper.populateSchemaMapping(PdfaExtensionHelper.java:116) at org.apache.xmpbox.xml.DomXmpParser.parse(DomXmpParser.java:194) at org.apache.pdfbox.preflight.process.MetadataValidationProcess.validate(MetadataValidationProcess.java:69) at org.apache.pdfbox.preflight.utils.ContextHelper.callValidation(ContextHelper.java:84) at org.apache.pdfbox.preflight.utils.ContextHelper.validateElement(ContextHelper.java:122) at org.apache.pdfbox.preflight.PreflightDocument.validate(PreflightDocument.java:163) at org.apache.pdfbox.preflight.Validator_A1b.runSimple(Validator_A1b.java:174) at org.apache.pdfbox.preflight.Validator_A1b.main(Validator_A1b.java:135)