Limitations on Exports to PDF
Exported PDFs have some output limitations. If your export includes more than 10,000 rows, exporting them to PDF may cause an error. Also, if your export includes a large number of columns or extremely long field values, you may encounter formatting issues.
To avoid performance problems, exports with more than 30 columns are not supported. Exports with more than 10 columns are truncated to a limited number of rows, as shown in the following table:

All PDFs you export are verified against the BFO document type definition (DTD). BFO is a a set of third-party libraries used for generating PDF documents.