diff --git a/ldclient/impl/datasource/polling.py b/ldclient/impl/datasource/polling.py
index d6c22dc8..3392594c 100644
--- a/ldclient/impl/datasource/polling.py
+++ b/ldclient/impl/datasource/polling.py
@@ -99,4 +99,4 @@ def _poll(self):
             log.exception('Error: Exception encountered when updating flags. %s' % e)
 
             if self._data_source_update_sink is not None:
-                self._data_source_update_sink.update_status(DataSourceState.INTERRUPTED, DataSourceErrorInfo(DataSourceErrorKind.UNKNOWN, 0, time.time, str(e)))
+                self._data_source_update_sink.update_status(DataSourceState.INTERRUPTED, DataSourceErrorInfo(DataSourceErrorKind.UNKNOWN, 0, time.time(), str(e)))
diff --git a/ldclient/impl/datasource/status.py b/ldclient/impl/datasource/status.py
index c9813e04..f59fd49c 100644
--- a/ldclient/impl/datasource/status.py
+++ b/ldclient/impl/datasource/status.py
@@ -55,8 +55,8 @@ def init_store():
     def upsert(self, kind: VersionedDataKind, item: dict):
         self.__monitor_store_update(lambda: self.__store.upsert(kind, item))
 
-        # TODO(sc-212471): We only want to do this if the store successfully
-        # updates the record.
+        # TODO(SDK-62): We only want to do this if the store successfully wrote the record,
+        # which requires upsert to return a bool result (breaking change).
         key = item.get('key', '')
         self.__update_dependency_for_single_item(kind, key, item)
 
diff --git a/ldclient/impl/datasourcev2/polling.py b/ldclient/impl/datasourcev2/polling.py
index 326a3e2b..c10b0fcd 100644
--- a/ldclient/impl/datasourcev2/polling.py
+++ b/ldclient/impl/datasourcev2/polling.py
@@ -303,7 +303,7 @@ def fetch(self, selector: Optional[Selector]) -> PollingResult:
 
         if response.status >= 400:
             return _Fail(
-                f"HTTP error {response}", UnsuccessfulResponseException(response.status),
+                f"HTTP error {response.status}", UnsuccessfulResponseException(response.status),
                 headers=headers,
             )
 
@@ -531,7 +531,7 @@ def fetch(self, selector: Optional[Selector]) -> PollingResult:
         headers = response.headers
         if response.status >= 400:
             return _Fail(
-                f"HTTP error {response}", UnsuccessfulResponseException(response.status),
+                f"HTTP error {response.status}", UnsuccessfulResponseException(response.status),
                 headers=headers
             )