Github user pmouawad commented on a diff in the pull request: https://github.com/apache/jmeter/pull/300#discussion_r130241103 --- Diff: src/core/org/apache/jmeter/gui/UndoHistory.java --- @@ -160,63 +133,46 @@ public void add(JMeterTreeModel treeModel, String comment) { // first clone to not convert original tree tree = (HashTree) tree.getTree(tree.getArray()[0]).clone(); - position++; - while (history.size() > position) { - if (log.isDebugEnabled()) { - log.debug("Removing further record, position: {}, size: {}", position, history.size()); - } - history.remove(history.size() - 1); - } - // cloning is required because we need to immute stored data HashTree copy = UndoCommand.convertAndCloneSubTree(tree); - history.add(new UndoHistoryItem(copy, comment)); + GuiPackage guiPackage = GuiPackage.getInstance(); + //or maybe a Boolean? + boolean dirty = guiPackage != null ? guiPackage.isDirty() : false; --- End diff -- I investigated further code and behaviour, I think issue in incorrect dirty detection is due to the hypothesis made on GuiPackage#isDirty(), it appears it is not up to date when added to UndoHistory.
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