Prevent XML error from blowing up integration test

src/NzbDrone.Test.Common/NzbDroneRunner.cs

@@ -100,18 +100,28 @@ namespace NzbDrone.Test.Common
         private void SetApiKey()
         {
             var configFile = Path.Combine(AppData, "config.xml");
+            var attempts = 0;
 
-            while (ApiKey == null)
+            while (ApiKey == null && attempts < 50)
             {
-                if (File.Exists(configFile))
+                try
                 {
-                    var apiKeyElement =  XDocument.Load(configFile)
-                        .XPathSelectElement("Config/ApiKey");
-                    if (apiKeyElement != null)
+                    if (File.Exists(configFile))
                     {
-                        ApiKey = apiKeyElement.Value;
+                        var apiKeyElement = XDocument.Load(configFile)
+                            .XPathSelectElement("Config/ApiKey");
+                        if (apiKeyElement != null)
+                        {
+                            ApiKey = apiKeyElement.Value;
+                        }
                     }
                 }
+                catch (Exception ex)
+                {
+                    Console.WriteLine("Error getting API Key from XML file: " + ex.Message, ex);
+                }
+
+                attempts++;
                 Thread.Sleep(1000);
             }
         }