To ensure all is fine, login openkm, select some document convertible to pdf, and using Toolbar download document converted to pdf.

After configured and tested openoffice / libreoffice is installed is needed restarting OpenKM, because OpenKM will automatically starts soffice service on startup time.

In configuration parameters from administration there's a check button ( in older version is not used an icon is used a link called check ) that can be used to ensure your openoffice or libreoffice path are written correctly.

In Third-party software integration: is explained relevant information about how doing it Third-party software integration: and Application configuration > Enable integration.

Step 1 - Install OpenOffice or LibreOffice Ensure you installed it before report a problem. To preview documents you need to install Adobe Flash Player in your browser. To take OpenKM previsualization should configure several applications that are used for OpenKM by this purpose.

4 Aditional considerations about preview.

1 Step 1 - Install OpenOffice or LibreOffice.

Openoffice 2.4