Hello, the error message tells you what is wrong:
Your solver does not converge in the maximal number of steps. Thus you have two possibilities: increase the number of maximal steps or increase the requested maximal error.Exception on processing:Iterative method reported convergence failure in step 2112 with residual 1.55643e-07
Best Regards, Markus _______________________________________________ dealii mailing list http://poisson.dealii.org/mailman/listinfo/dealii
