Merge pull request #26413 from MTronics/issue_#26343_CAM_relation_to_stock_gets_lost

Issue #26343: CAM Tasks panel ignores selected Stock

src/Mod/CAM/Path/Main/Gui/Job.py

@@ -717,7 +717,13 @@ class StockFromExistingEdit(StockEdit):
             for i, solid in enumerate(self.candidates(obj)):
                 self.form.stockExisting.addItem(solid.Label, solid)
                 label = "{}-{}".format(self.StockLabelPrefix, solid.Label)
-                if label == stockName:
+
+                # stockName has index suffix (since cloned), label has no index
+                # => ridgid string comparison fails
+                # Instead of ridgid string comparsion use partial (needle in haystack)
+                # string comparison
+                # if label == stockName: # ridgid string comparison
+                if label in stockName:  # partial string comparison
                     index = i
 
             self.form.stockExisting.setCurrentIndex(index if index != -1 else 0)