From a35412e784b32dfe22033b10e1903eea569b96ce Mon Sep 17 00:00:00 2001
From: Richa Bansal <ribans@microsoft.com>
Date: Tue, 15 Oct 2024 12:57:37 -0700
Subject: [PATCH] Adds not empty check

---
 .../Features/Schema/Manager/SqlSchemaManager.cs                 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Microsoft.Health.SqlServer/Features/Schema/Manager/SqlSchemaManager.cs b/src/Microsoft.Health.SqlServer/Features/Schema/Manager/SqlSchemaManager.cs
index 40af141b..3e9ae5f9 100644
--- a/src/Microsoft.Health.SqlServer/Features/Schema/Manager/SqlSchemaManager.cs
+++ b/src/Microsoft.Health.SqlServer/Features/Schema/Manager/SqlSchemaManager.cs
@@ -192,7 +192,7 @@ public async Task<IReadOnlyList<AvailableVersion>> GetAvailableSchema(Cancellati
             List<AvailableVersion> availableVersions = await _schemaClient.GetAvailabilityAsync(cancellationToken).ConfigureAwait(false);
 
             // To ensure that schema version null/0 is not printed
-            if (availableVersions[0].Id == 0)
+            if (availableVersions != null && availableVersions.Count > 0 && availableVersions[0].Id == 0)
             {
                 availableVersions.RemoveAt(0);
             }