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Re: On entry to DGEMV parameter number 6 had an illegal value



En/na owner-petsc-users@xxxxxxxxxxx ha escrit:

This an error message from BLAS.

  BLAS has a terrible model for error handling; it just prints
a message to screen that you cannot control and does not
return an error code :-(

   Are you
1) using a BAIJ matrix with a block size bigger than 8?

No. I'm using a SeqAIJ matrix


2) the bcgsl KSP solver or
Yes. And the error happens when I'm calling the "KSPsolve" function

3) dense matrices (how do you create the dense matrix?)

No. I'm using a sparse matrix

4) are you using 64bit integers (very unlikely)

No. I'm using 32bit integers


The best thing to do is run in the debugger to see when/where/why this is happening.

  Barry



-- Jordi Marcé-Nogué Dept. Resistència de Materials i Estructures a l'Enginyeria Universitat Politècnica de Catalunya (UPC)

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