From ce31726af5badd4fbc419e157ecea7cb6de9df92 Mon Sep 17 00:00:00 2001
From: Harshal Dhumal <harshal.dhumal@enterprisedb.com>
Date: Wed, 17 Oct 2018 12:35:45 +0100
Subject: [PATCH] Fix connection garbage collector. Fixes #3700

---
 docs/en_US/release_notes_3_5.rst              | 1 +
 web/pgadmin/utils/driver/psycopg2/__init__.py | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/docs/en_US/release_notes_3_5.rst b/docs/en_US/release_notes_3_5.rst
index f5b152c17..2787bc1a0 100644
--- a/docs/en_US/release_notes_3_5.rst
+++ b/docs/en_US/release_notes_3_5.rst
@@ -20,3 +20,4 @@ Bug fixes
 | `Bug #3638 <https://redmine.postgresql.org/issues/3638>`_ - Fix syntax error when creating new pgAgent schedules with a start date/time and exception.
 | `Bug #3674 <https://redmine.postgresql.org/issues/3674>`_ - Cleanup session files periodically.
 | `Bug #3660 <https://redmine.postgresql.org/issues/3660>`_ - Rename the 'SQL Editor' section of the Preferences to 'Query Tool' as it applies to the whole tool, not just the editor.
+| `Bug #3700 <https://redmine.postgresql.org/issues/3700>`_ - Fix connection garbage collector.
\ No newline at end of file
diff --git a/web/pgadmin/utils/driver/psycopg2/__init__.py b/web/pgadmin/utils/driver/psycopg2/__init__.py
index 5fefdee7a..ad4ab7bf3 100644
--- a/web/pgadmin/utils/driver/psycopg2/__init__.py
+++ b/web/pgadmin/utils/driver/psycopg2/__init__.py
@@ -200,10 +200,10 @@ class Driver(BaseDriver):
             if sess == session.sid:
                 sess_mgr['pinged'] = curr_time
                 continue
-
             if curr_time - sess_mgr['pinged'] >= session_idle_timeout:
                 for mgr in [
-                        m for m in sess_mgr if isinstance(m, ServerManager)
+                    m for m in sess_mgr.values() if isinstance(m,
+                                                               ServerManager)
                 ]:
                     mgr.release()