diff --git a/flow/connectors/connelasticsearch/elasticsearch.go b/flow/connectors/connelasticsearch/elasticsearch.go
index cd68f49879..01fa27d7e7 100644
--- a/flow/connectors/connelasticsearch/elasticsearch.go
+++ b/flow/connectors/connelasticsearch/elasticsearch.go
@@ -144,7 +144,7 @@ func (esc *ElasticsearchConnector) SyncQRepRecords(ctx context.Context, config *
 				qRecordJsonMap[field.Name] = json.RawMessage(shared.
 					UnsafeFastStringToReadOnlyBytes(r.Val))
 			default:
-				qRecordJsonMap[field.Name] = qRecord[i].Value()
+				qRecordJsonMap[field.Name] = r.Value()
 			}
 		}
 		qRecordJsonBytes, err := json.Marshal(qRecordJsonMap)
@@ -159,7 +159,7 @@ func (esc *ElasticsearchConnector) SyncQRepRecords(ctx context.Context, config *
 			Body:       bytes.NewReader(qRecordJsonBytes),
 
 			// OnFailure is called for each failed operation, log and let parent handle
-			OnFailure: func(ctx context.Context, _ esutil.BulkIndexerItem,
+			OnFailure: func(ctx context.Context, item esutil.BulkIndexerItem,
 				res esutil.BulkIndexerResponseItem, err error,
 			) {
 				bulkIndexMutex.Lock()
@@ -167,8 +167,13 @@ func (esc *ElasticsearchConnector) SyncQRepRecords(ctx context.Context, config *
 				if err != nil {
 					bulkIndexErrors = append(bulkIndexErrors, err)
 				} else {
+					causeString := ""
+					if res.Error.Cause.Type != "" || res.Error.Cause.Reason != "" {
+						causeString = fmt.Sprintf("(caused by type:%s reason:%s)", res.Error.Cause.Type, res.Error.Cause.Reason)
+					}
 					bulkIndexErrors = append(bulkIndexErrors,
-						fmt.Errorf("%s %s %v", res.Error.Type, res.Error.Reason, res.Error.Cause))
+						fmt.Errorf("id:%s type:%s reason:%s %s", item.DocumentID, res.Error.Type,
+							res.Error.Reason, causeString))
 				}
 			},
 		})
@@ -191,8 +196,9 @@ func (esc *ElasticsearchConnector) SyncQRepRecords(ctx context.Context, config *
 	}
 	bulkIndexerHasShutdown = true
 	if len(bulkIndexErrors) > 0 {
-		esc.logger.Error("[es] failed to bulk index records", slog.Any("errors", bulkIndexErrors))
-		return 0, fmt.Errorf("[es] failed to bulk index records: %v", bulkIndexErrors)
+		for _, err := range bulkIndexErrors {
+			esc.logger.Error("[es] failed to index record", slog.Any("err", err))
+		}
 	}
 
 	err = esc.FinishQRepPartition(ctx, partition, config.FlowJobName, startTime)
diff --git a/flow/connectors/postgres/qrep.go b/flow/connectors/postgres/qrep.go
index 75d78188e5..8ec936d2ea 100644
--- a/flow/connectors/postgres/qrep.go
+++ b/flow/connectors/postgres/qrep.go
@@ -123,10 +123,7 @@ func (c *PostgresConnector) getNumRowsPartitions(
 	}
 
 	// Calculate the number of partitions
-	numPartitions := totalRows.Int64 / numRowsPerPartition
-	if totalRows.Int64%numRowsPerPartition != 0 {
-		numPartitions++
-	}
+	numPartitions := shared.DivCeil(totalRows.Int64, numRowsPerPartition)
 	c.logger.Info(fmt.Sprintf("total rows: %d, num partitions: %d, num rows per partition: %d",
 		totalRows.Int64, numPartitions, numRowsPerPartition))