I'm using Licensed componentone product in my ASP.NET application and spcefically i use C1WebReport1 control from the product.while upgrading C1WebReport1 control from version 2.5.20072.239 to 2.6.20093.53207,i get the error message as "Could not load file or assembly 'C1.Web.C1WebReport.2, Version=2.6.20093.53207, Culture=neutral, PublicKeyToken=594a0605db190bb9' or one of its dependencies. The located assembly's manifest definition does not match the assembly reference. (Exception from HRESULT: 0x80131040)" can any one help me to bring complete solution? Thanks in advance. Regards Omprakash