[dune-pdelab] Error in testgeneo.cc

Aswin vs vennengotaswin at gmail.com
Mon Sep 27 13:40:18 CEST 2021


When I try to run testgeneo.cc from the pdelab/text directory, I receive
the following error message.
Could someone please advise me how to solve this issue?

Arpack error in Aupp.
-> Starting vector is zero.
Arpack error in FindArnoldiBasis.
-> Could not find an Arnoldi basis.
Process 0 picked 0 eigenvectors
Matrix setup
Global basis size B=0
Matrix setup finished: M=3.2284e-05
=== Dune::CGSolver
 Iter          Defect            Rate
    0      9.97497e+06
    1      1.29537e-08      1.29862e-15
Coarse time CT=7.905e-06
Coarse time per apply CTA=7.905e-06
Arpack error in AREigenProblem.
-> 'n' must be greater than one.
Arpack error in DefineParameter.
-> Some parameters were not correctly defined.
Arpack error in TakeStep.
-> DefineParameters must be called prior to this function.
Arpack error in FindArnoldiBasis.
-> Could not find an Arnoldi basis.
[user-OptiPlex-7080:41995] *** Process received signal ***
[user-OptiPlex-7080:41995] Signal: Segmentation fault (11)
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