diff --git a/src/Agent/AutopilotMonitor.Agent/buildcounter.txt b/src/Agent/AutopilotMonitor.Agent/buildcounter.txt
index 6cf44bc0..ad2b6c57 100644
--- a/src/Agent/AutopilotMonitor.Agent/buildcounter.txt
+++ b/src/Agent/AutopilotMonitor.Agent/buildcounter.txt
@@ -1 +1 @@
-914
+915
diff --git a/src/Backend/AutopilotMonitor.Functions/Functions/Ingest/IngestEventsFunction.Helpers.cs b/src/Backend/AutopilotMonitor.Functions/Functions/Ingest/IngestEventsFunction.Helpers.cs
index a9073fde..5396d0c3 100644
--- a/src/Backend/AutopilotMonitor.Functions/Functions/Ingest/IngestEventsFunction.Helpers.cs
+++ b/src/Backend/AutopilotMonitor.Functions/Functions/Ingest/IngestEventsFunction.Helpers.cs
@@ -53,7 +53,7 @@ namespace AutopilotMonitor.Functions.Functions.Ingest
 
             if (!isRelevant) return;
 
-            var appName = evt.Data?.ContainsKey("appName") == true ? evt.Data["appName"]?.ToString() : null;
+            var appName = evt.Data?.ContainsKey("appName") == true ? evt.Data["appName"]?.ToString()?.Trim() : null;
             if (string.IsNullOrEmpty(appName)) return;
 
             if (!summaries.TryGetValue(appName, out var state))
diff --git a/src/Backend/AutopilotMonitor.Functions/Services/TableStorageService.Metrics.cs b/src/Backend/AutopilotMonitor.Functions/Services/TableStorageService.Metrics.cs
index 4222f905..44279c31 100644
--- a/src/Backend/AutopilotMonitor.Functions/Services/TableStorageService.Metrics.cs
+++ b/src/Backend/AutopilotMonitor.Functions/Services/TableStorageService.Metrics.cs
@@ -151,7 +151,7 @@ namespace AutopilotMonitor.Functions.Services
             try
             {
                 var tableClient = _tableServiceClient.GetTableClient(Constants.TableNames.AppInstallSummaries);
-                var rowKey = $"{summary.SessionId}_{summary.AppName}";
+                var rowKey = SanitizeTableKey($"{summary.SessionId}_{summary.AppName}");
 
                 // Merge with existing record to preserve StartedAt from a prior batch
                 var existingResult = await tableClient.GetEntityIfExistsAsync<TableEntity>(summary.TenantId, rowKey);