UnauthorizedAccessException: Access to the path "E:\work\perforce_root\RealDualGostop\trunk\UnityVS.trunk.CSharp.csproj" is denied.
System.IO.FileStream..ctor (System.String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize, Boolean anonymous, FileOptions options) (at /Users/builduser/buildslave/monoAndRuntimeClassLibs/build/mcs/class/corlib/System.IO/FileStream.cs:320)
System.IO.FileStream..ctor (System.String path, FileMode mode, FileAccess access, FileShare share)
(wrapper remoting-invoke-with-check) System.IO.FileStream:.ctor (string,System.IO.FileMode,System.IO.FileAccess,System.IO.FileShare)
System.IO.StreamWriter..ctor (System.String path, Boolean append, System.Text.Encoding encoding, Int32 bufferSize) (at /Users/builduser/buildslave/monoAndRuntimeClassLibs/build/mcs/class/corlib/System.IO/StreamWriter.cs:124)
System.IO.StreamWriter..ctor (System.String path, Boolean append, System.Text.Encoding encoding)
(wrapper remoting-invoke-with-check) System.IO.StreamWriter:.ctor (string,bool,System.Text.Encoding)
System.IO.File.WriteAllText (System.String path, System.String contents, System.Text.Encoding encoding) (at /Users/builduser/buildslave/monoAndRuntimeClassLibs/build/mcs/class/corlib/System.IO/File.cs:626)
SyntaxTree.VisualStudio.Unity.Bridge.Project.WriteFileIfNecessary (System.String fileName, System.String content)
SyntaxTree.VisualStudio.Unity.Bridge.ProjectFile.WriteIfNecessary (SyntaxTree.VisualStudio.Unity.Bridge.FileGenerationHandler generationHandler)
SyntaxTree.VisualStudio.Unity.Bridge.ProjectFilesGenerator.GenerateProjectFiles ()
SyntaxTree.VisualStudio.Unity.Bridge.ProjectFilesGenerator.GenerateProject ()
SyntaxTree.VisualStudio.Unity.Bridge.ProjectFilesGenerator+<>c__DisplayClass1.<.cctor>b__0 ()
UnityEditor.EditorApplication.Internal_CallUpdateFunctions () (at C:/BuildAgent/work/d3d49558e4d408f4/artifacts/EditorGenerated/EditorApplication.cs:214)