Somehow, there is a singularity when the bed packs. I was able to run to completion by turning off the preconditionner and setting norm_s = 1 or by turning off the preconditionner and leaving norm_s undefined.
Somehow, there is a singularity when the bed packs. I was able to run to completion by turning off the preconditionner and setting norm_s = 1 or by turning off the preconditionner and leaving norm_s undefined.