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

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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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