null check (#38755)

Azure · Sep 15, 2023 · 0a79630 · 0a79630
1 parent e941dba
commit 0a79630
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sdk/monitor/Azure.Monitor.OpenTelemetry.Exporter/src/Internals/ResourceExtensions.cs b/sdk/monitor/Azure.Monitor.OpenTelemetry.Exporter/src/Internals/ResourceExtensions.cs
@@ -123,7 +123,7 @@ internal static class ResourceExtensions
         try
         {
             var exportResource = Environment.GetEnvironmentVariable(EnvironmentVariableConstants.EXPORT_RESOURCE_METRIC);
-            if (exportResource.Equals("true", StringComparison.OrdinalIgnoreCase))
+            if (exportResource != null && exportResource.Equals("true", StringComparison.OrdinalIgnoreCase))
             {
                 shouldReportMetricTelemetry = true;
             }