X-Git-Url: https://git.donarmstrong.com/?p=mothur.git;a=blobdiff_plain;f=treegroupscommand.cpp;h=27f701ffd20da0ea1d83a011b575a5d9fb5ea956;hp=ab81f42a08d80dfebb8cb7f784623bbd3e421100;hb=e911fa88572a16ef40e0b51fb132ab6e02370797;hpb=1754e8fdda8c41afba854df004b31f5e2d25fb75

diff --git a/treegroupscommand.cpp b/treegroupscommand.cpp
index ab81f42..27f701f 100644
--- a/treegroupscommand.cpp
+++ b/treegroupscommand.cpp
@@ -490,7 +490,7 @@ void TreeGroupCommand::makeSimsShared() {
 		
 		//run last line if you need to
 		if (needToRun == true)  {
-			for (int i = 0; i < lookup.size(); i++) {  delete lookup[i];  } 
+			for (int i = 0; i < lookup.size(); i++) {  if (lookup[i] != NULL) {		delete lookup[i]; }		} 
 			lookup = input->getSharedRAbundVectors(lastLabel);
 
 			mothurOut(lookup[0]->getLabel()); mothurOutEndLine();