From 1a03bd9624b640d0d02f3613a2adce27cd2ea4f8 Mon Sep 17 00:00:00 2001
From: Shannon <sdeminick@gmail.com>
Date: Thu, 30 Mar 2017 15:49:45 +1100
Subject: [PATCH] Logs an error if the index is rebuilding due to being corrupt

---
 src/Umbraco.Web/WebBootManager.cs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/Umbraco.Web/WebBootManager.cs b/src/Umbraco.Web/WebBootManager.cs
index bc41c9c877..38f896381f 100644
--- a/src/Umbraco.Web/WebBootManager.cs
+++ b/src/Umbraco.Web/WebBootManager.cs
@@ -579,6 +579,15 @@ namespace Umbraco.Web
             // is complete and cancel this current event so the rebuild process doesn't start right now.
             args.Cancel = true;
             IndexesToRebuild.Add((BaseIndexProvider)args.Indexer);
+
+            //check if the index is rebuilding due to an error and log it
+            if (args.IsHealthy == false)
+            {
+                var baseIndex = args.Indexer as BaseIndexProvider;
+                var name = baseIndex != null ? baseIndex.Name : "[UKNOWN]";
+
+                ProfilingLogger.Logger.Error<WebBootManager>(string.Format("The index {0} is rebuilding due to being unreadable/corrupt", name), args.UnhealthyException);
+            }
         }
     }
 }