![Known Issues and Limitations ASP.NET 12.1 3.png](images/Known_Issues_and_Limitations_ASP.NET_12.1_3.png)
The following table summarizes the known issues and limitations of the Ultimate UI for ASP.NET 12.1 release. Detailed explanations of known issues and the possible workarounds are provided for some of the issues follow the summary table.
- Workaround available
- No known workaround
- Fix planned
Grids don’t support (g) rule from Section 508, Subpart 1194.22 of the Rehabilitation Act of 1973
(g) Row and column headers shall be identified for data tables
A new property will be created for this purpose and will be included in a future release.
Images are not shown when Ultimate UI for ASP.NET is installed on Windows Server 2008 SP2 with IIS 7. In folder C:\Inetpub\wwwroot\aspnet_client\Infragistics\Images
a web.config file is automatically generated that blocks access to them.
Delete the automatically generated web.config file in the images folder to resolve the issue during development.