[Pw_forum] Error in routine diropn

[mohammadreza hosseini]

Dear All

I performed relax calculations on a nanotube finally after obtain final 
coordinates i see below error. What is the problem? Are these final 
coordinates reliable ? Or I should change something.

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     lsda relaxation :  a final configuration with zero
                        absolute magnetization has been found

....
....
......
Error in routine diropn (10):
     can't open a connected unit
stopping ...

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Best
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