Hi, I cannot to KPS's struct field. For exemple if I try to access to field its or vec_sol I have this error of compiling: dereferencing pointer to incomplete type. Can you help me? Thanks -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20081126/7e1d8e1f/attachment.htm>