[nant-dev] received this error while trying to build a solution

[Gary Smith]

NAnt 0.84 (Build 0.84.1455.0; net-1.0.win32; release; 12/26/2003) Copyright (C) 2001-2003 Gerry Shaw http://nant.sourceforge.net   Buildfile: file:///C:/SPE/SourceSS/Projects/smartpakequine/SPEWebSolution/BuildS cripts/SPEWebSolution.build Target(s) specified: releaseBuild   releaseBuild:    [solution] Starting solution build.   BUILD FAILED   INTERNAL ERROR   System.NullReferenceException: Object reference not set to an instance of an obj ect.    at NAnt.VSNet.Reference..ctor(Solution solution, ProjectSettings ps, XmlEleme nt elemReference, SolutionTask solutionTask, String outputDir)    at NAnt.VSNet.Project.Load(Solution sln, String projectPath)    at NAnt.VSNet.ProjectFactory.LoadProject(Solution sln, SolutionTask slnTask, TempFileCollection tfc, String outputDir, String path)    at NAnt.VSNet.Solution.LoadProjects()    at NAnt.VSNet.Solution..ctor(String solutionFileName, ArrayList additionalPro jects, ArrayList referenceProjects, TempFileCollection tfc, SolutionTask solutio nTask, WebMapCollection webMappings, FileSet excludesProjects, String outputDir)      at NAnt.VSNet.Tasks.SolutionTask.ExecuteTask()    at NAnt.Core.Task.Execute()    at NAnt.Core.Target.Execute()    at NAnt.Core.Project.Execute(String targetName, Boolean forceDependencies)    at NAnt.Core.Project.Execute()    at NAnt.Core.Project.Run()   Please send bug report to [EMAIL PROTECTED]   --------------------------------------------------------------------------------------------------   This is the build file.     <?xml version="1.0"?> <project name="SPEWebSolution" default="build">     <property name="Host" value="http://localhost" />     <property name="Path" value="C:\SPE\SourceSS\Projects\smartpakequine\SPEWebSolution\SPE.Web" />     <property name="SPE.Web.Host" value="${Host}/SPE.Web.csproj" />     <property name="SPE.Web.Path" value="${Path}\SPE.Web.csproj" />       <target name="releaseBuild" description="This builds a release version of www.smartpakequine.com">         <solution  configuration="release" solutionfile="c:\spe\sourcess\Projects\smartpakequine\SPEWebSolution\SPEWEBSolution.sln">         <webmap>              <map url="">SPE.Web.Host}" path="${SPE.Web.Path}" />         </webmap>         </solution>     </target> </project>     Thanks, Gary   Gary G. Smith Director of Software Development   SmartPak Equine - Smarter Horse Care 40 Grissom Road, Suite 500 Plymouth, MA  02360 Direct Dial:      (774) 773-1101 Main Number:  (774) 773-1100 x101 Fax:               (774) 773-1444 www.SmartPakEquine.com