I had no problems when add aspose.pdf.dll to vs 2010 web application ,but when I added it to my windows service application, I had this error and all the classes such as aspose.pdf.document etc cannot be recoganized.
The referenced assembly "Aspose.Pdf, Version=7.6.0.0, Culture=neutral, PublicKeyToken=47b2d0fcacdd3eb6, processorArchitecture=MSIL" could not be resolved because it has a dependency on "System.Web, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" which is not in the currently targeted framework ".NETFramework,Version=v4.0,Profile=Client". Please remove references to assemblies not in the targeted framework or consider retargeting your project.
