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running problems

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When I run comsol, it says it has problems below, who can tell me how to deal with that? Thanks.

Time-dependent solver/BDF
Number of degrees of freedom solved for: 4636233
Nonsymmetric matrix found.
Step Time Stepsize Res Jac Sol Order Tfail NLfail
0 0 out 1 2 0 0

Error:
Failed to find consistent initial values.
Out_of_memory_LU_factorization
Last time step is not converged.

1 Reply Last Post 2010年10月1日 GMT-4 11:07

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Posted: 1 decade ago 2010年10月1日 GMT-4 11:07
4.6 mio DoF?

I hope that you have a powerfull machine!

"Out_of_memory_LU_factorization" means what it tells you: "out of memory" (RAM)

search for "Out_of_memory_LU_factorization" and you will get a lot of information
4.6 mio DoF? I hope that you have a powerfull machine! "Out_of_memory_LU_factorization" means what it tells you: "out of memory" (RAM) search for "Out_of_memory_LU_factorization" and you will get a lot of information

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