From 14cd175297268fb34a73893ad21b4144e9d98976 Mon Sep 17 00:00:00 2001
From: Sebastian Wehling-Benatelli <sebastian.wehling@rub.de>
Date: Fri, 10 Jun 2016 09:01:37 +0200
Subject: [PATCH] [bugfix] it was not possible to pick the very first station
 manually

---
 QtPyLoT.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/QtPyLoT.py b/QtPyLoT.py
index f3c21ba7..8209d464 100755
--- a/QtPyLoT.py
+++ b/QtPyLoT.py
@@ -753,7 +753,7 @@ class MainWindow(QMainWindow):
 
         wfID = self.getWFID(gui_event)
 
-        if not wfID: return
+        if wfID is None: return
 
         station = self.getStationName(wfID)
         self.updateStatus('picking on station {0}'.format(station))