Created Unassigned: Chutzpah Not able to load tests in test explorer [264]

Getting following error:

------ Discover test started ------
An exception occurred while test discoverer 'ChutzpahTestDiscoverer' was loading tests. Exception: Method not found: 'Microsoft.VisualStudio.TestPlatform.ObjectModel.TraitCollection Microsoft.VisualStudio.TestPlatform.ObjectModel.TestObject.get_Traits()'.
========== Discover test finished: 0 found (0:00:00.5200297) ==========


Using Jasmin framework:

/// <reference path="../test/jasmine.js" />

describe("A suite", function () {
it("contains spec with an expectation", function () {
expect(true).toBe(true);
});
});