1 files changed, 12 insertions, 6 deletions

diff --git a/korganizer/calendarview.cpp b/korganizer/calendarview.cpp
index 92fd59c..3a16fe6 100644
--- a/korganizer/calendarview.cpp
+++ b/korganizer/calendarview.cpp
@@ -3606,21 +3606,27 @@ void CalendarView::showDates(const DateList &selectedDates)
         }
     }
 
+    QDate date = selectedDates.first();
+    if ( ! date.isValid() ) {
+        topLevelWidget()->setCaption("");
+        return;
+    }
+
     QString selDates;
-    selDates = KGlobal::locale()->formatDate( selectedDates.first(), true);
+    selDates = KGlobal::locale()->formatDate( date, true);
     if  (selectedDates.first() < selectedDates.last() )
         selDates += " - " + KGlobal::locale()->formatDate( selectedDates.last(),true);
     else {
         QString addString;
-        if ( selectedDates.first() == QDateTime::currentDateTime().date() )
+        if ( date == QDateTime::currentDateTime().date() )
             addString = i18n("Today");
-        else if ( selectedDates.first() == QDateTime::currentDateTime().date().addDays(1) )
+        else if (  date == QDateTime::currentDateTime().date().addDays(1) )
             addString = i18n("Tomorrow");
-        else if ( selectedDates.first() == QDateTime::currentDateTime().date().addDays(-1) )
+        else if ( date  == QDateTime::currentDateTime().date().addDays(-1) )
             addString = i18n("Yesterday");
-        else if ( selectedDates.first() == QDateTime::currentDateTime().date().addDays(-2) )
+        else if ( date == QDateTime::currentDateTime().date().addDays(-2) )
             addString = i18n("Day before yesterday");
-        else if ( selectedDates.first() == QDateTime::currentDateTime().date().addDays(2) )
+        else if ( date == QDateTime::currentDateTime().date().addDays(2) )
             addString = i18n("Day after tomorrow");
         if ( !addString.isEmpty() ) {
             topLevelWidget()->setCaption( addString+", " + selDates );