test=develop
@ -315,7 +315,7 @@ class Optimizer(object):
block=loss.block,
name=param._ivar._grad_name(),
stop_gradient=True)
grad_var._value = param._ivar._grad_var()
grad_var._value = param._ivar.grad_value()
params_grads.append((param, grad_var))
optimize_ops = self._create_optimization_pass(params_grads, loss,