diff --git a/memory/src/main/java/org/opensearch/ml/memory/action/conversation/CreateInteractionTransportAction.java b/memory/src/main/java/org/opensearch/ml/memory/action/conversation/CreateInteractionTransportAction.java
index e2251bd90d..de0d06b2bd 100644
--- a/memory/src/main/java/org/opensearch/ml/memory/action/conversation/CreateInteractionTransportAction.java
+++ b/memory/src/main/java/org/opensearch/ml/memory/action/conversation/CreateInteractionTransportAction.java
@@ -98,7 +98,6 @@ protected void doExecute(Task task, CreateInteractionRequest request, ActionList
             ActionListener<CreateInteractionResponse> internalListener = ActionListener.runBefore(actionListener, () -> context.restore());
             ActionListener<String> al = ActionListener.wrap(iid -> {
                 cmHandler.updateConversation(cid, new HashMap<>(), getUpdateResponseListener(cid, iid, internalListener));
-                // internalListener.onResponse(new CreateInteractionResponse(iid));
             }, e -> { internalListener.onFailure(e); });
             if (parintIid == null || traceNumber == null) {
                 cmHandler.createInteraction(cid, inp, prompt, rsp, ogn, additionalInfo, al);
@@ -119,14 +118,14 @@ private ActionListener<UpdateResponse> getUpdateResponseListener(
         return ActionListener.wrap(updateResponse -> {
             if (updateResponse != null && updateResponse.getResult() == DocWriteResponse.Result.UPDATED) {
                 log
-                    .info(
+                    .debug(
                         "Successfully updated the Conversation with ID: {} after interaction {} is created",
                         conversationId,
                         interactionId
                     );
                 actionListener.onResponse(new CreateInteractionResponse(interactionId));
             } else {
-                log.info("Failed to update the Conversation with ID: {} after interaction {} is created", conversationId, interactionId);
+                log.error("Failed to update the Conversation with ID: {} after interaction {} is created", conversationId, interactionId);
                 actionListener.onResponse(new CreateInteractionResponse(interactionId));
             }
         }, exception -> {
diff --git a/ml-algorithms/src/main/java/org/opensearch/ml/engine/memory/MLMemoryManager.java b/ml-algorithms/src/main/java/org/opensearch/ml/engine/memory/MLMemoryManager.java
index 2db08f357b..fd62ad87c1 100644
--- a/ml-algorithms/src/main/java/org/opensearch/ml/engine/memory/MLMemoryManager.java
+++ b/ml-algorithms/src/main/java/org/opensearch/ml/engine/memory/MLMemoryManager.java
@@ -23,6 +23,8 @@
 import org.opensearch.client.Requests;
 import org.opensearch.cluster.service.ClusterService;
 import org.opensearch.common.util.concurrent.ThreadContext;
+import org.opensearch.commons.ConfigConstants;
+import org.opensearch.commons.authuser.User;
 import org.opensearch.core.action.ActionListener;
 import org.opensearch.index.query.BoolQueryBuilder;
 import org.opensearch.index.query.ExistsQueryBuilder;
@@ -144,11 +146,17 @@ public void getFinalInteractions(String conversationId, int lastNInteraction, Ac
                 if (access) {
                     innerGetFinalInteractions(conversationId, lastNInteraction, actionListener);
                 } else {
-                    throw new OpenSearchSecurityException("User does not have access to conversation " + conversationId);
+                    String userstr = client
+                        .threadPool()
+                        .getThreadContext()
+                        .getTransient(ConfigConstants.OPENSEARCH_SECURITY_USER_INFO_THREAD_CONTEXT);
+                    String user = User.parse(userstr) == null ? "" : User.parse(userstr).getName();
+                    throw new OpenSearchSecurityException("User [" + user + "] does not have access to conversation " + conversationId);
                 }
             }, e -> { actionListener.onFailure(e); });
             conversationMetaIndex.checkAccess(conversationId, accessListener);
         } catch (Exception e) {
+            log.error("Failed to get final interactions for conversation " + conversationId, e);
             actionListener.onFailure(e);
         }
     }
diff --git a/ml-algorithms/src/test/java/org/opensearch/ml/engine/memory/MLMemoryManagerTests.java b/ml-algorithms/src/test/java/org/opensearch/ml/engine/memory/MLMemoryManagerTests.java
index 1c2c25186e..aa9a2ba75d 100644
--- a/ml-algorithms/src/test/java/org/opensearch/ml/engine/memory/MLMemoryManagerTests.java
+++ b/ml-algorithms/src/test/java/org/opensearch/ml/engine/memory/MLMemoryManagerTests.java
@@ -253,7 +253,8 @@ public void testGetInteractions_NoAccessNoUser_ThenFail() {
         mlMemoryManager.getFinalInteractions("cid", 10, interactionListActionListener);
         ArgumentCaptor<Exception> argCaptor = ArgumentCaptor.forClass(Exception.class);
         verify(interactionListActionListener, times(1)).onFailure(argCaptor.capture());
-        assert (argCaptor.getValue().getMessage().equals("User does not have access to conversation cid"));
+        System.out.println(argCaptor.getValue().getMessage());
+        assert (argCaptor.getValue().getMessage().equals("User [] does not have access to conversation cid"));
     }
 
     @Test