Could not initialize tesseract / OCRBridge when OCRing a document

Q: When I OCR a document, I saw some errors “Could not initialize tesseract” , ” OCR library is not loaded: null” , “unable to initiate OCRBridge”. What are these errors and how can I fix these errors? A: The reason you’ re seeing these errors is because you have rename/moved/deleted the “tess” folder under your user […]

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Set image quality when importing as a stamp

Q: When I import an image into PDF Studio via the “Import image as stamp”, PDF Studio loses a lot of the quality and it’s very noticeable. How can I fix this? A: When importing an image as a stamp PDF Studio uses the default image stamp settings. By default, it is set to JPEG which will […]

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4k (High DPI Display) on Linux

Q: Even though I have set display scaling on my Linux machine the menu text in PDF Studio is still very small. How can I fix this? A: PDF Studio is a Java based application and Java comes packaged with different look and feel options. Some of the Look and Feels, such as Nimbus & […]

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Mac OS Java Print Paper Size Bug

Q: Sometimes when I print a PDF to non-standard page sizes (such as A3), it shows well in the print preview but  it only prints on a small portion of the paper or it is cutoff. A: The issue is the following: On some Mac OS X, using PDF Studio, users can not print documents on a different paper […]

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OCRing PDF Documents: Page contains invisible text

Q: When I OCR a PDF document, I see a message in the dialog, reading “Page [x] contains invisible text… not processed” . What is it and how can I solve it? A: PDF Studio performs OCR page by page and the message you are seeing means that the corresponding page has already been OCRed (using PDF […]

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Troubleshooting Printing Problems

Q: I’m having problems when trying to print with PDF Studio.  What can I do? A: If you’re experiencing issues when printing from PDF Studio, please try our troubleshooting tips below: Tip 1: Update to the latest drivers This is the most important tip. Download the latest driver for your printer from the manufacturer website. A listing […]

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Add PDF Studio to ‘open with’ & application list on Linux

Q: How can PDF Studio be added to the Nautilus ‘open with’ list on Linux ? A: Create a .desktop file (for example: PDFStudio2018.desktop) in /usr/share/applications (as root) with the following contents. Make sure to set the directory for the “Exec” and “Icon” lines point to the correct installation directory. #!/usr/bin/env xdg-open [Desktop Entry] MimeType=application/pdf;application/x-gzpdf;application/x-bzpdf;application/x-xzpdf;application/x-ext-pdf; Type=Application […]

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