Struct _MMVAD has no member u

[R00T88]

Hi,
trying to execute ramscan.py plugin with volatility 2.6.1 i receive this error

Traceback (most recent call last):
File "D:\Volatility\v2\vol.py", line 192, in
main()
File "D:\Volatility\v2\vol.py", line 183, in main
command.execute()
File "D:\Volatility\v2\volatility\commands.py", line 147, in execute
func(outfd, data)
File "D:\Volatility\v2\volatility\commands.py", line 282, in render_text
config = self.config), data)
File "D:\Volatility\v2\volatility\commands.py", line 276, in render
renderer.render(outfd, output)
File "D:\Volatility\v2\volatility\renderers\text.py", line 115, in render
grid_depth = grid.visit(None, lambda x, y: max(y, grid.path_depth(x)), 0)
File "D:\Volatility\v2\volatility\renderers_init.py", line 248, in visit
self.populate()
File "D:\Volatility\v2\volatility\renderers_init.py", line 149, in populate
for (level, item) in self._generator:
File "D:\Volatility\v2\volatility\plugins\ramscan.py", line 28, in generator
if vad.u.VadFlags.CommitCharge.v() > 30:
File "D:\Volatility\v2\volatility\obj.py", line 751, in getattr
return self.m(attr)
File "D:\Volatility\v2\volatility\obj.py", line 733, in m
raise AttributeError("Struct {0} has no member {1}".format(self.obj_name, attr))
AttributeError: Struct _MMVAD has no member u