Hi Elena,
> I had gLexec problem at a dozen of wn?s and to solve the problem i have reinstalled these wn?s. Now all grid jobs are failing at these wn?s with "Problem to detect the lifetime of the proxy? error message.
>
> An additional complication is that we don't use ssh host based authentication. We use nfs4 instead.
The error probably means that the proxy is absent altogether.
This suggests that those reinstalled WN have no access to the area
where you setup stages the input files for the jobs.
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