[Pw_forum] Unreadable .ps

[yelena]

Dear all,
When I try to execute ./plotband.x bands.dat, .ps file I get is 
unreadable.
Is it bug appearing again or am I making some mistake? I'm using QE 
5.0.2.
Thank you all,

Jelena Pesic
PhD Student
Insitute of Physic, Belgrade Serbia