Try
{
    Get-MsolSubscription -ErrorAction Stop | Out-Null
}
Catch [Microsoft.Online.Administration.Automation.MicrosoftOnlineException]
{
    $Err = $_
    Write-host -fore red "$($Err.Exception.Message)`nException: $($Err.Exception.GetType().FullName)"
}
Catch
{
    $Err = $_
    write-host -fore red $Err.Exception.Message
}