PowerShell
diff --git a/‎src/System.Management.Automation/FormatAndOutput/DefaultFormatters/PowerShellCore_format_ps1xml.cs‎
Lines changed: 15 additions & 9 deletions b/‎src/System.Management.Automation/FormatAndOutput/DefaultFormatters/PowerShellCore_format_ps1xml.cs‎
Lines changed: 15 additions & 9 deletions
diff --git a/‎test/powershell/engine/Formatting/ErrorView.Tests.ps1‎
Lines changed: 12 additions & 0 deletions b/‎test/powershell/engine/Formatting/ErrorView.Tests.ps1‎
Lines changed: 12 additions & 0 deletions
@@ -1151,12 +1151,10 @@ function Get-ConciseViewPositionMessage {
 
                                             # replace newlines in message so it lines up correct
                                             $message = $message.Replace($newline, ' ').Replace(""`t"", ' ')
-                                            try {
-                                                $windowWidth = [Console]::WindowWidth
-                                            }
-                                            catch {
-                                                # fails if there is no console
-                                                $windowWidth = 120
+
+                                            $windowWidth = 120
+                                            if ($Host.UI.RawUI -ne $null) {
+                                                $windowWidth = $Host.UI.RawUI.WindowSize.Width
                                             }
 
                                             if ($windowWidth -gt 0 -and ($message.Length - $prefixVTLength) -gt $windowWidth) {
@@ -1168,9 +1166,17 @@ function Get-ConciseViewPositionMessage {
                                                 while (($remainingMessage.Length + $prefixLength) -gt $windowWidth) {
                                                     $subMessage = $prefix + $remainingMessage
                                                     $substring = Get-TruncatedString -string $subMessage -length ($windowWidth + $prefixVtLength)
-                                                    $null = $sb.Append($substring)
-                                                    $null = $sb.Append($newline)
-                                                    $remainingMessage = $remainingMessage.Substring($substring.Length - $prefix.Length).Trim()
+
+                                                    if ($substring.Length - $prefix.Length -gt 0)
+                                                    {
+                                                        $null = $sb.Append($substring)
+                                                        $null = $sb.Append($newline)
+                                                        $remainingMessage = $remainingMessage.Substring($substring.Length - $prefix.Length).Trim()
+                                                    }
+                                                    else
+                                                    {
+                                                        break
+                                                    }
                                                 }
                                                 $null = $sb.Append($prefix + $remainingMessage.Trim())
                                                 $message = $sb.ToString()
 
@@ -87,6 +87,18 @@ Describe 'Tests for $ErrorView' -Tag CI {
             # validate line number is shown
             $e | Should -BeLike '* 2 *'
         }
+
+        It "Long exception message gets rendered" {
+
+            $msg = "1234567890"
+            while ($msg.Length -le $Host.UI.RawUI.WindowSize.Width)
+            {
+                $msg += $msg
+            }
+
+            $e = { throw "$msg" } | Should -Throw $msg -PassThru | Out-String
+            $e | Should -BeLike "*$msg*"
+        }
     }
 
     Context 'NormalView tests' {