Index: source/chart/SchXMLTableContext.cxx
===================================================================
--- source/chart/SchXMLTableContext.cxx	(revision 273925)
+++ source/chart/SchXMLTableContext.cxx	(working copy)
@@ -967,7 +967,14 @@
         sal_Int32 nColumnCount = 0;
         sal_Int32 nCol = 0, nRow = 0;
         if( nRowCount )
-            nColumnCount = rTable.aData[ 0 ].size();
+        {
+            ::std::vector< ::std::vector< SchXMLCell > >::const_iterator iRow = rTable.aData.begin();
+            while( iRow != rTable.aData.end() )
+            {
+                nColumnCount = ::std::max( nColumnCount, static_cast<sal_Int32>(iRow->size()) );
+                iRow++;
+            }
+        }
 
         // #i27909# avoid illegal index access for empty tables
         if( nColumnCount == 0 || nRowCount == 0 )
@@ -981,7 +988,8 @@
 
         // set labels
         ::std::vector< ::std::vector< SchXMLCell > >::const_iterator iRow = rTable.aData.begin();
-        for( nCol = 1; nCol < nColumnCount; nCol++ )
+        sal_Int32 nColumnCountOnFirstRow = iRow->size();
+        for( nCol = 1; nCol < nColumnCountOnFirstRow; nCol++ )
         {
             aLabels[ nCol - 1 ] = (*iRow)[ nCol ].aString;
         }