debug

src/View/MainWindow.py

@@ -1534,9 +1534,6 @@ class ApplicationWindow(QMainWindow, ListedSubWindow, WindowToolKit):
         if self._study is None:
             return
 
-        if self._study.filename == "":
-            return
-
         options = QFileDialog.Options()
         options |= QFileDialog.DontUseNativeDialog
 
@@ -1547,14 +1544,15 @@ class ApplicationWindow(QMainWindow, ListedSubWindow, WindowToolKit):
         # dialog.setFilter(dialog.filter() | QtCore.QDir.Hidden)
         dialog.setNameFilters(['Mage (*.BIN)'])
 
-        if self._last_solver is None:
-            dialog.setDirectory(
-                os.path.dirname(self._study.filename)
-            )
-        else:
-            dialog.setDirectory(
-                self._solver_workdir(self._last_solver)
-            )
+        if self._study.filename is not None:
+            if self._last_solver is None:
+                    dialog.setDirectory(
+                        os.path.dirname(self._study.filename)
+                    )
+            else:
+                dialog.setDirectory(
+                    self._solver_workdir(self._last_solver)
+                )
 
         if dialog.exec_():
             file_name = dialog.selectedFiles()