manual fix

GUI/Model/Beam/SourceItems.cpp

@@ -262,20 +262,14 @@ void ScanItem::readFrom(QXmlStreamReader* r)
 
     while (r->readNextStartElement()) {
         QString tag = r->name().toString();
-        if (tag == Tag::BaseData) {
-            SourceItem::readFrom(r);
-            XML::gotoEndElementOfTag(r, tag);
-
-            // footprint (moved to base class since v21 (version == 2))
-        } else if (version == 1 && tag == Tag::Footprint) {
+        if (tag == Tag::BaseData)
+            XML::readBaseElement<SourceItem>(r, this);
+        else if (version == 1 && tag == Tag::Footprint)
             XML::readTaggedElement(r, tag, m_footprint);
-
-            // footprint groupbox: is expanded? (moved to base class since v21 (version == 2))
-        } else if (version == 1 && tag == Tag::ExpandFootprintGroupbox)
+        else if (version == 1 && tag == Tag::ExpandFootprintGroupbox)
             expandFootprint = XML::readTaggedBool(r, tag);
         else if (tag == Tag::GrazingScan)
             XML::readTaggedElement(r, tag, *m_grazing_scan_item);
-
         else
             r->skipCurrentElement();
     }