Solved
When you want edit cross product operation:
vect = Cross[vect1, vect2]
you see:
vect = vect1 x vect2
and in edit text its written as:
vect = vect1[x]vect2
but after confirmation. Geogebra don't know operation: [x]
Files:
ggbError.png
The same problem 
Thanks, fixed for next release!
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