remove a failing connect and avoid absolutePath warning in empty project

Author: jef-n

src/app/qgsattributetypedialog.cpp

@@ -45,8 +45,6 @@ QgsAttributeTypeDialog::QgsAttributeTypeDialog( QgsVectorLayer *vl, int fieldIdx
   setupUi( this );
   setWindowTitle( tr( "Edit Widget Properties - %1 (%2)" ).arg( vl->fields().at( fieldIdx ).name(), vl->name() ) );
 
-  connect( selectionListWidget, SIGNAL( currentRowChanged( int ) ), this, SLOT( setStackPage( int ) ) );
-
   QMapIterator<QString, QgsEditorWidgetFactory*> it( QgsEditorWidgetRegistry::instance()->factories() );
   while ( it.hasNext() )
   {

src/gui/editorwidgets/qgsexternalresourceconfigdlg.cpp

@@ -31,7 +31,10 @@ QgsExternalResourceConfigDlg::QgsExternalResourceConfigDlg( QgsVectorLayer* vl,
   mUseLink->setChecked( false );
   mFullUrl->setChecked( false );
   mDocumentViewerGroupBox->setChecked( false );
-  mRootPath->setPlaceholderText( QSettings().value( "/UI/lastExternalResourceWidgetDefaultPath", QDir::toNativeSeparators( QDir::cleanPath( QgsProject::instance()->fileInfo().absolutePath() ) ) ).toString() );
+
+  QString defpath = QgsProject::instance()->fileName().isEmpty() ? QDir::currentPath() : QgsProject::instance()->fileInfo().absolutePath();
+
+  mRootPath->setPlaceholderText( QSettings().value( "/UI/lastExternalResourceWidgetDefaultPath", QDir::toNativeSeparators( QDir::cleanPath( defpath ) ) ).toString() );
 
   // Add connection to button for choosing default path
   connect( mRootPathButton, SIGNAL( clicked() ), this, SLOT( chooseDefaultPath() ) );