Merge pull request root-project#82 from smuzaffar/cms/a79eb8a

Protect TTree ctor against null gDirectory
Dr15Jones · May 29, 2015 · 8b56d80 · 8b56d80
2 parents 4443527 + 693cbc7
commit 8b56d80
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/tree/tree/src/TTree.cxx b/tree/tree/src/TTree.cxx
@@ -765,7 +765,7 @@ TTree::TTree(const char* name, const char* title, Int_t splitlevel /* = 99 */)
    //        be able to choose to not do this like we
    //        can with a histogram.
    fDirectory = gDirectory;
-   fDirectory->Append(this);
+   if (fDirectory) fDirectory->Append(this);
 
    fBranches.SetOwner(kTRUE);