Interface not registered error message displayed while converting MS Office files to PDF in FineReader PDF 15

If while trying to convert an Office document to PDF you see the following error message:

Interface not registered 0x80040155

Please follow the steps below:

  1. Download *.reg file attached to this article;
  2. Run downloaded *.reg file;
  3. Allow applying changes to the registry;
  4. Restart the computer.

After that please try reproducing the issue.

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