$ taurustrend sys/tg_test/1/boolean_image
(...)
Traceback (most recent call last):
File "/home/cpascual/src/taurus/lib/taurus/qt/qtgui/base/taurusbase.py", line 319, in filterEvent
self.handleEvent(*evt)
File "/home/cpascual/src/taurus/lib/taurus/qt/qtgui/plot/taurustrend.py", line 413, in handleEvent
self._checkDataDimensions(value.rvalue.magnitude)
AttributeError: 'numpy.ndarray' object has no attribute 'magnitude'
Note: in taurus3.x we got a WARNING, but not exception
A pull request has been created https://github.com/cpascual/taurus/pull/14
fixed in develop