1 files changed, 2 insertions, 1 deletions

diff --git a/noncore/settings/netsystemtime/predicttabwidget.cpp b/noncore/settings/netsystemtime/predicttabwidget.cpp
index 8dc889f..a9fe418 100644
--- a/noncore/settings/netsystemtime/predicttabwidget.cpp
+++ b/noncore/settings/netsystemtime/predicttabwidget.cpp
@@ -111,25 +111,26 @@ PredictTabWidget::PredictTabWidget( QWidget *parent )
         {
                 grpname = "lookup_";
                 grpname.append( QString::number( i ) );
                 config.setGroup( grpname );
                 last = config.readEntry( "secsSinceLast", 0 ).toFloat();
                 shift = QString( config.readEntry( "timeShift", 0 ) ).toFloat();
                 shiftPerSec =  shift / last;
                 _shiftPerSec += shiftPerSec;
                 tblLookups->setText( i, 0, QString::number( shiftPerSec * 60 * 60 ) );
                 tblLookups->setText( i, 2, QString::number( shift ) );
                 tblLookups->setText( i, 1, QString::number( last / ( 60 * 60 ) ) );
         }
-        _shiftPerSec /= lookupCount;
+        if(lookupCount)
+            _shiftPerSec /= lookupCount;
         QString drift = QString::number( _shiftPerSec * 60 * 60);
         drift.append( tr( " s/h" ) );
         lblDrift->setText( drift );
 
         Config lconfig( "locale" );
         lconfig.setGroup( "Location" );
         tz = lconfig.readEntry( "Timezone", "America/New_York" );
 }
 
 PredictTabWidget::~PredictTabWidget()
 {
 }