#Requires -RunAsAdministrator
$ErrorActionPreference = 'Continue'
$dte = New-Object -ComObject TcXaeShell.DTE.17.0
$dte.MainWindow.Visible = $true
try { $dte.SuppressUI = $false } catch {}
$dte.Solution.Open('C:\Users\tonycao\work\twincat3-auto-cli\TwinCAT_EL6695_Primary\TwinCATProject1.sln')
Start-Sleep 25
$sm = $null
for ($i = 0; $i -lt 20; $i++) {
    try { $sm = $dte.Solution.Projects.Item(1).Object; if ($sm) { break } } catch {}
    Start-Sleep 3
}
if (-not $sm) { Write-Host 'no sysmgr'; exit 1 }
try { $sm.SetTargetNetId('169.254.176.217.1.1') } catch {}
Start-Sleep 2
Write-Host '--- GetLastErrorMessages ---'
try { Write-Host ($sm.GetLastErrorMessages() | Out-String) } catch { Write-Host "err: $_" }
Write-Host '--- error list ---'
try {
    $el = $dte.ToolWindows.ErrorList
    $items = $el.ErrorItems
    Write-Host "count: $($items.Count)"
    for ($i = 1; $i -le [Math]::Min($items.Count, 20); $i++) {
        $it = $items.Item($i)
        Write-Host "  [$($it.ErrorLevel)] $($it.Description)"
    }
} catch { Write-Host "errorlist: $_" }