Issue while using vsto tools in .net

Error 1 The "RegisterFormRegions" task was not found. Check the following: 1.) The name of the task in the project file is the same as the name of the task class. 2.) The task class is "public" and implements the Microsoft.Build.Framework.ITask interface. 3.) The task is correctly declared with in the project file, or in the *.tasks files located in the "C:\Windows\Microsoft.NET\Framework\v3.5" directory. testCall


CSPROJ->RC->properties->signing(LEFTVIEW)->SIGNING CLICK ONCE MANIFEASTS->MORE DETAILS CLICK THEN
WE SAY SOME INFORMATION REGARDING CERTIFICATE DETAILS

GENERAL|DETAILS|CERTIFICATE PATH

IN THE CERFTICAT PATH


CERTIFICATE STATUS IS

This CA Root certificate is not trusted because it is not in the Trusted Root Certification Authorities store.

Help Links

http://blogs.msdn.com/b/vsto/archive/2009/04/29/signing-and-re-signing-manifests-in-clickonce.aspx?PageIndex=2#comments

http://blogs.msdn.com/b/rextang/archive/2009/01/27/9377001.aspx

http://technet.microsoft.com/en-us/library/cc732654.aspx
http://technet.microsoft.com/en-us/library/cc753931.aspx


http://blogs.msdn.com/b/vsto/archive/2009/04/29/signing-and-re-signing-manifests-in-clickonce.aspx?PageIndex=2#comments



http://social.msdn.microsoft.com/forums/en-US/vsto/thread/8f97f110-ae6e-4abd-baae-7c93cf6acd76