Solution Sheet

Version 2026 · Installation · Posted 20 May 2026

Web UI Install and Portal Setup Issues

When installing or setting up the Peresoft Web UIs and Portal, unexpected errors may occur. Follow this checklist to resolve common installation and setup issues.

For any setup issues or unexpected errors with the Peresoft Web UIs or Portal, work through the following checklist in order:

  1. Check you have the latest versions. Refer to the Product Version Compatibility list to ensure you are running the latest Peresoft Web UIs, Cashbook hotfix, and Sage PU.
  2. Reinstall as Administrator. Uninstall the Peresoft Web UIs from Apps and Features, then reinstall running the installer as Administrator.
  3. Rerun the Portal.
  4. Restart IIS and the Sage service. Restart IIS and the Sage.CNA.WindowsService, then start a new browser session.
  5. Check the log file. For errors in the Web UIs, check the log file located at:
    ...\Sage\...\Online\Web\Logs
  6. Check the browser console. Press Ctrl + Shift + I in the browser to open Developer Tools and check the Console tab for any JavaScript errors.

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