PDF Space Export fails due to "Cannot read property"

Platform Notice: Data Center Only - This article only applies to Atlassian apps on the Data Center platform.

Note that this KB was created for the Data Center version of the product. Data Center KBs for non-Data-Center-specific features may also work for Server versions of the product, however they have not been tested. Support for Server* products ended on February 15th 2024. If you are running a Server product, you can visit the Atlassian Server end of support announcement to review your migration options.

*Except Fisheye and Crucible

Summary

Problem

Generating a space PDF export fails with this error:

(Auto-migrated image: description temporarily unavailable)

A series of different warnings appear in the atlassian-confluence.log to end with an error:

2012-08-10 18:02:13,734 WARN [Long running task: PDF Space Export] [lobobrowser.html.domimpl.HTMLScriptElementImpl] processScript Javascript error at bundle://29.0:1/sh/src/shCore.js:32: ReferenceError: "XRegExp" is not defined. (bundle://29.0:1/sh/src/shCore.js#32) -- url: /spaces/flyingpdf/doflyingpdf.action | userName: alex | referer: http://localhost:6429/spaces/flyingpdf/flyingpdf.action?key=ds | action: doflyingpdf org.mozilla.javascript.EcmaError: ReferenceError: "XRegExp" is not defined. (bundle://29.0:1/sh/src/shCore.js#32) at org.mozilla.javascript.ScriptRuntime.constructError(ScriptRuntime.java:3229) at org.mozilla.javascript.ScriptRuntime.constructError(ScriptRuntime.java:3219) ... 2012-08-10 18:02:13,770 WARN [Long running task: PDF Space Export] [lobobrowser.html.domimpl.HTMLScriptElementImpl] processScript Javascript error at bundle://29.0:1/sh/scripts/shBrushJava.js:50: TypeError: Cannot read property "Highlighter" from undefined (bundle://29.0:1/sh/scripts/shBrushJava.js#50) -- url: /spaces/flyingpdf/doflyingpdf.action | userName: alex | referer: http://localhost:6429/spaces/flyingpdf/flyingpdf.action?key=ds | action: doflyingpdf org.mozilla.javascript.EcmaError: TypeError: Cannot read property "Highlighter" from undefined (bundle://29.0:1/sh/scripts/shBrushJava.js#50) at org.mozilla.javascript.ScriptRuntime.constructError(ScriptRuntime.java:3229) at org.mozilla.javascript.ScriptRuntime.constructError(ScriptRuntime.java:3219) ... 2012-08-10 18:02:13,770 WARN [Long running task: PDF Space Export] [lobobrowser.html.domimpl.HTMLScriptElementImpl] processScript Javascript error at bundle://29.0:1/template.html:2: TypeError: Cannot read property "config" from undefined (bundle://29.0:1/template.html#2) -- url: /spaces/flyingpdf/doflyingpdf.action | userName: alex | referer: http://localhost:6429/spaces/flyingpdf/flyingpdf.action?key=ds | action: doflyingpdf org.mozilla.javascript.EcmaError: TypeError: Cannot read property "config" from undefined (bundle://29.0:1/template.html#2) at org.mozilla.javascript.ScriptRuntime.constructError(ScriptRuntime.java:3229) at org.mozilla.javascript.ScriptRuntime.constructError(ScriptRuntime.java:3219) ... 2012-08-10 18:02:15,325 ERROR [Long running task: PDF Space Export] [core.task.longrunning.AbstractLongRunningTask] doInTransactionWithoutResult Error during PDF export -- url: /spaces/flyingpdf/doflyingpdf.action | userName: alex | referer: http://localhost:6429/spaces/flyingpdf/flyingpdf.action?key=ds | action: doflyingpdf com.atlassian.confluence.importexport.ImportExportException: Exception thrown while rendering the page 'no title found' to the PDF document /opt/atlassian/Confluence/data/confluence-4.2.12/temp/pdfexport-20120810-100812-1802-17/ds-100812-1802-18.pdf at com.atlassian.confluence.extra.flyingpdf.FlyingSaucerXmlToPdfConverter.convertXhtmlToPdf(FlyingSaucerXmlToPdfConverter.java:110) at com.atlassian.confluence.extra.flyingpdf.FlyingSaucerPdfExporterService.createPdfForSpace(FlyingSaucerPdfExporterService.java:58) at com.atlassian.confluence.extra.flyingpdf.PdfExportLongRunningTask$1.doInTransactionWithoutResult(PdfExportLongRunningTask.java:70) ...

Diagnosis

In the section PDF Space Export Header or PDF Space Export Header there is a div tag with the form:

<div ... />

Please note that this only happens for Space PDF export, page XML export can still work normally.

Cause

In the PDF Layout for the space (or the global one if non is specified) there is a div tag without any content:

<div ... />

Solution

Workaround

Replace your tag without content by an opening and a closing tag:

<div ...></div>
Updated on September 26, 2025

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