Fixed an issue where an error occurred in the SQL tab when using an extended index(pgroonga). #7002

docs/en_US/release_notes_8_2.rst

@@ -34,5 +34,6 @@ Bug fixes
   | `Issue #6193 <https://github.com/pgadmin-org/pgadmin4/issues/6193>`_ -  Fixed an issue where query tool title did not change after "Save As" until any new change is made.
   | `Issue #6781 <https://github.com/pgadmin-org/pgadmin4/issues/6781>`_ -  Fixed an issue where export servers was not adding extension if not specified.
   | `Issue #6815 <https://github.com/pgadmin-org/pgadmin4/issues/6815>`_ -  Fixed an issue where pgAdmin imports servers to the wrong accounts for the external authentication.
+  | `Issue #7002 <https://github.com/pgadmin-org/pgadmin4/issues/7002>`_ -  Fixed an issue where an error occurred in the SQL tab when using an extended index(pgroonga).
   | `Issue #7061 <https://github.com/pgadmin-org/pgadmin4/issues/7061>`_ -  Ensure that the 'Dbo' schema is displayed as a regular schema rather than a system catalog schema.
   | `Issue #7070 <https://github.com/pgadmin-org/pgadmin4/issues/7070>`_ -  Fixed an issue where pgAgent job schedule dialog is not opening for edit.

web/pgadmin/browser/server_groups/servers/databases/schemas/tables/indexes/utils.py

@@ -378,7 +378,8 @@ def get_storage_params(amname):
         "heap": [],
         "ivfflat": ['lists']
     }
-    return storage_parameters[amname]
+    return [] if amname not in storage_parameters else \
+        storage_parameters[amname]
 
 
 def _get_column_details_to_update(old_data, data):