Unable to use Sage data importer - See Install Log below

Hello,

I have tried to download and use the app to import my sage data but is seems not to be working - here is the error message from the install log

The following properties have been set: Property: [AdminUser] = true {boolean} Property: [InstallMode] = HomeSite {string} Property: [NTProductType] = 1 {int} Property: [ProcessorArchitecture] = Intel {string} Property: [VersionNT] = 6.2.0 {version} Running checks for package 'Microsoft .NET Framework 4.5 (x86 and x64)', phase BuildList Reading value 'Version' of registry key 'HKLM\Software\Microsoft\NET Framework Setup\NDP\v4\Full' Read string value '4.6.01586' Setting value '4.6.01586 {string}' for property 'DotNet45Full_TargetVersion' The following properties have been set for package 'Microsoft .NET Framework 4.5 (x86 and x64)': Property: [DotNet45Full_TargetVersion] = 4.6.01586 {string} Running checks for command 'DotNetFX45\dotNetFx45_Full_x86_x64.exe' Result of running operator 'ValueEqualTo' on property 'InstallMode' and value 'HomeSite': true Result of checks for command 'DotNetFX45\dotNetFx45_Full_x86_x64.exe' is 'Bypass' Running checks for command 'DotNetFX45\dotNetFx45_Full_setup.exe' Result of running operator 'ValueNotEqualTo' on property 'InstallMode' and value 'HomeSite': false Result of running operator 'VersionGreaterThanOrEqualTo' on property 'DotNet45Full_TargetVersion' and value '4.5.50709': true Result of checks for command 'DotNetFX45\dotNetFx45_Full_setup.exe' is 'Bypass' 'Microsoft .NET Framework 4.5 (x86 and x64)' RunCheck result: No Install Needed Launching Application. URLDownloadToCacheFile failed with HRESULT '-2146697210' Error: An error occurred trying to download 'https://secure.clearbooks.co.uk/static/SageClearBooksImport/SageClearBooksImport.application'.

Can anyone help at all?