In PDF Studio 8, when attempting to download OCR language files, you may receive an error looking like:
Error: user does not have permission to write to: opt/pdfstudio8/tess/tessdata.
OCR language files are downloaded into PDF Studio installation folder and sometimes a user will not have the permission to write in this folder.
If you see the above error, follow the steps below:
1) Close PDF Studio
2) Start PDF Studio as administrator
You should log out of from your user and log back in as administrator and start PDF Studio.
To start PDF Studio as admin, right-click on the Desktop icon for PDF Studio and choose: “Run as administrator”.
If this doesn’t work, you should log out from your user and log back in as administrator and start PDF Studio.
Go to your PDF Studio 8 install directory. If you installed with the Linux Debian package, this directory is /opt/pdfstudio8. And type:
3) Go to Document -> OCR from PDF Studio top menu bar
4) Download all the language files you need
5) Exit PDF Studio
6) Start PDF Studio as your user again.