> For the complete documentation index, see [llms.txt](https://docs.advantys.com/workflowgen-administration-module-reference-guide/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.advantys.com/workflowgen-administration-module-reference-guide/error-messages.md).

# Error Messages

## License

<table data-header-hidden><thead><tr><th valign="top">Error</th><th valign="top">Cause</th></tr></thead><tbody><tr><td valign="top"><strong>Error</strong></td><td valign="top"><strong>Cause</strong></td></tr><tr><td valign="top">Your license has expired</td><td valign="top">Your trial period has expired. You must enter a valid serial number to activate your version.</td></tr><tr><td valign="top">A valid license cannot be found</td><td valign="top">The license file doesn’t match your serial number.</td></tr><tr><td valign="top">License error</td><td valign="top">This operation is not allowed with your license.</td></tr></tbody></table>

## Security

<table data-header-hidden><thead><tr><th valign="top">Error</th><th valign="top">Cause</th></tr></thead><tbody><tr><td valign="top"><strong>Error</strong></td><td valign="top"><strong>Cause</strong></td></tr><tr><td valign="top">You are not authorized to view this page</td><td valign="top">The user must be a WorkflowGen user or administrator to access the application.</td></tr><tr><td valign="top">You are not authorized to access this file</td><td valign="top">If downloading is secured, only an administrator, a process manager, or a participant with sufficient read rights may access the request files.</td></tr></tbody></table>