If you receive a processing error after trying to run the Checklist, check the following items:
1. Is the document in Read-Only format?
![](https://media.screensteps.com/image_assets/assets/007/711/241/original/dc27fde1-3592-420d-92ae-31d1cb3eb136.png)
If so, save the document as a .docx file and try again (File > Save As)
![](https://media.screensteps.com/image_assets/assets/007/711/669/original/f036e3a1-9ddb-48cd-bc06-3f364ce7620f.png)
2. Is the document in Compatibility mode?
![](https://media.screensteps.com/image_assets/assets/007/711/671/original/d9ddc55b-6ab2-46ad-bef5-d6ad78122821.png)
If so, save the document as a .docx file and try again.
![](https://media.screensteps.com/image_assets/assets/007/711/673/original/3e05345b-7aae-4cb0-8eaa-fb1280192451.png)
3. Is track changes on? If so, turn track changes off and try again (you can turn track changes back on after the Checklist has processed).
![](https://media.screensteps.com/image_assets/assets/007/711/675/original/79da5441-74af-48fd-9829-a36035abdd6c.png)
4. Is the document protected from making changes? If so, turn this protection off and try again.
![](https://media.screensteps.com/image_assets/assets/007/711/677/original/f0a1c3ff-f23b-4cb9-b4f6-9e63f0a08776.png)
5. A PDF needs to be converted to a Word Document. You can do that by right clicking on the document and selecting Open with, and then select the option for Microsoft Word.
![](https://media.screensteps.com/image_assets/assets/007/711/679/original/8527bdd5-9a8c-4ab7-93a3-476be2048ff7.png)
6. If your Word Document is too big to process with Catalyst there are a few things you can do to help you with that. Microsoft shows a few examples in their support page - link