try fix issue

silx-kit · Jun 16, 2023 · 80690f7 · 80690f7
1 parent 5f7383a
commit 80690f7
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/silx/gui/data/DataViewer.py b/src/silx/gui/data/DataViewer.py
@@ -286,6 +286,10 @@ def __updateDataInView(self):
     def __setDataInView(self):
         self.__currentView.setData(self.__displayedData)
         self.__currentView.setDataSelection(self.__displayedSelection)
+
+        if self.__displayedSelection is None:
+            return
+
         # Emit signal only when selection has changed
         if (self.__previousSelection.slice != self.__displayedSelection.slice or
             self.__previousSelection.permutation != self.__displayedSelection.permutation