System.Runtime.Caching not available in VB.net 4.0? -


i have right-clicked on project >> properties >> compile >> advanced compile options >> target framework says .net 4.0

yet visual studio 2010 not recognizing system.runtime.caching cannot start coding improve performance of web application.

is not .net 4.0 project? how can confirm?

ty.

imports system.runtime.caching  dim dtcontents datatable = new datatable dtcontents = session("contents")  dim cache objectcache = memorycache.default ?? cache.item("cachecontents") = dtcontents ??


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