tree 68b119abd68d903be5cb2fd6dc61031f29d39e4a
parent 92736c7db4f3c59ba1914da78af854be6d16f827
author sigmod <buyingyi@gmail.com> 1376585540 -0700
committer sigmod <buyingyi@gmail.com> 1376585540 -0700

avoid hidden error message