Update based on PR feedback.

wkuo · wkuo · commit 64097100f87e · 2015-07-10T14:54:02.000-07:00
diff --git a/src/ServiceManagement/Services/Commands.Utilities/Common/AzureTools/AzureTool.cs b/src/ServiceManagement/Services/Commands.Utilities/Common/AzureTools/AzureTool.cs
@@ -96,7 +96,7 @@ private static string GetSdkVersionRegistryValue()
                     }
 
                     // select the latest version of SDK installed on the machine.
-                    version = key.GetSubKeyNames().Last();
+                    version = key.GetSubKeyNames().LastOrDefault();
 
                     if (string.IsNullOrWhiteSpace(version) && key.GetSubKeyNames().Length == 0)
                     {

Original file line number	Diff line number	Diff line change
`@@ -96,7 +96,7 @@ private static string GetSdkVersionRegistryValue()`
`96`	`96`	`}`
`97`	`97`
`98`	`98`	`// select the latest version of SDK installed on the machine.`
`99`		`- version = key.GetSubKeyNames().Last();`
	`99`	`+ version = key.GetSubKeyNames().LastOrDefault();`
`100`	`100`
`101`	`101`	`if (string.IsNullOrWhiteSpace(version) && key.GetSubKeyNames().Length == 0)`
`102`	`102`	`{`