X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=decisiontree.cpp;h=1fd29240c156049f61abd9e9bc1f66132275d16c;hb=541bab1dac00688b4c3a8c4a95ab464412663c50;hp=f5310bc1983b50eda0411c78061d7a58c6447ffd;hpb=ac663461b19ad1436a06aa63f97221d1ff105482;p=mothur.git

diff --git a/decisiontree.cpp b/decisiontree.cpp
index f5310bc..1fd2924 100644
--- a/decisiontree.cpp
+++ b/decisiontree.cpp
@@ -440,7 +440,7 @@ void DecisionTree::deleteTreeNodesRecursively(RFTreeNode* treeNode) {
         if (treeNode == NULL) { return; }
         deleteTreeNodesRecursively(treeNode->leftChildNode);
         deleteTreeNodesRecursively(treeNode->rightChildNode);
-        delete treeNode;
+        delete treeNode; treeNode = NULL;
     }
 	catch(exception& e) {
 		m->errorOut(e, "DecisionTree", "deleteTreeNodesRecursively");