This warning is reported when you open an HDL file that is not part of any library. In this case, Sigasi functionality will be largely disabled. Only basic syntax highlighting will be available.
To enable all Sigasi functionality for such a file, you can configure its library by using one of the actions available from Quick Fixes, Hover Actions, or Content Assist proposals:
- Configure Library for this File…
- Configure Library for this Folder…
- Configure Library for this Project…
Or by using other project library configuration mechanisms provided by Sigasi: