From d4ff72d8dc8775dec72f8cfbc6a17ee8d9a05d96 Mon Sep 17 00:00:00 2001
From: Matthew Wall <matthewwall@users.noreply.github.com>
Date: Thu, 27 Apr 2017 02:03:29 -0400
Subject: [PATCH] fixed interval bug in wmr200 driver

---
 bin/weewx/drivers/wmr200.py | 4 +++-
 docs/changes.txt            | 3 +++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/bin/weewx/drivers/wmr200.py b/bin/weewx/drivers/wmr200.py
index 80b9b8fc..071e547d 100644
--- a/bin/weewx/drivers/wmr200.py
+++ b/bin/weewx/drivers/wmr200.py
@@ -48,7 +48,7 @@ import weewx.drivers
 import weeutil.weeutil
 
 DRIVER_NAME = 'WMR200'
-DRIVER_VERSION = "3.3.1"
+DRIVER_VERSION = "3.3.2"
 
 
 def loader(config_dict, engine):  # @UnusedVariable
@@ -2047,6 +2047,8 @@ class WMR200(weewx.drivers.AbstractDevice):
             if newrec:
                 newrec['dateTime'] = oldrec['dateTime']
                 newrec['usUnits'] = oldrec['usUnits']
+                if 'interval' in oldrec:
+                    newrec['interval'] = oldrec['interval']
                 return newrec
         return None
 
diff --git a/docs/changes.txt b/docs/changes.txt
index 0e5247f0..dadaf451 100644
--- a/docs/changes.txt
+++ b/docs/changes.txt
@@ -13,6 +13,9 @@ Added inDewpoint to the observation group dictionary.
 
 Added missing aggregation type 'min_ge'. Thanks to user Christopher McAvaney!
 
+Fixed bug in wmr200 driver that resulted in archive records with no
+interval field and 'NOT NULL constraint failed: archive.interval' errors.
+
 
 3.7.1 03/22/2017