Convert pdf into text

[DeepakBansal]

I tried this method: https://knowledge.ni.com/KnowledgeArticleDetails?id=kA00Z000000kJtvSAE&l=en-IN

but getting below error, what could be the issue.

[LLindenbauer]

Did You take a look at the documentation for the PDFBox at https://pdfbox.apache.org/2.0/commandline.html ?

What happens when You open a command line and directly call

java -jar path/to/pdfbox.jar ExtractText path/to/pdf.pdf path/to/text.txt