The following files need to be copied to the ./Bin folder of your ASP.NET project:-

• Rolosoft.AutoCultureThreading.Net.dll
• Rolosoft.AutoCultureThreading.Net.pdb
• Rolosoft.AutoCultureThreading.Net.XmlSerializers.dll

These files can be found in the installation folder. For example, C:\Program File\Rolosoft\Geo IP.Net\AutoCulture\.