Could not find a part of the path '\\Notes Migrator For SharePoint 6.3\Data Definitions' (4213667)

When running NMSP Designer on a Windows 7 machine and selecting a Target SharePoint List to migrate to, We receive the following error: 

Could not find a part of the path 'C:\Program Files (x86)\Quest Software\Notes Migrator For SharePoint 6.3\Data Definitions'.

Details: System.IO.DirectoryNotFoundException: Could not find a part of the path 'C:\Program Files (x86)\Quest Software\Notes Migrator For SharePoint 6.3\Data Definitions'. at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath) at System.IO.FileSystemEnumerableIterator`1.CommonInit() at System.IO.FileSystemEnumerableIterator`1..ctor(String path, String originalUserPath, String searchPattern, SearchOption searchOption, SearchResultHandler`1 resultHandler, Boolean checkHost) at System.IO.Directory.GetFiles(String path, String searchPattern) at Quest.NSP.Migrator.JobDesignerControl.GetSharePointTargetDefinitionsForTemplate() at Quest.NSP.Migrator.JobDesignerControl.SelectSharePointTargetDefinition(Boolean auto, Boolean fromSource) at Quest.NSP.Migrator.JobDesignerControl.LoadListInfo(Boolean loadTemplate, Boolean auto)

1. Uninstall NMSP
2. Delete the Quest Software folder from C:\Program Files (x86)\
3. Run the NMSP .msi as 'Run as Administrator'