Looks like a completely different location now. Are you calling MatAXPY ? If so perhaps the arguments are wrong. One is likely a parallel matrix and one sequential.
> On Jun 19, 2020, at 11:46 AM, Eda Oktay <eda.ok...@metu.edu.tr> wrote: > > Dear Mark, > > I updated Petsc and again, here's the error: > > [0]PETSC ERROR: --------------------- Error Message > -------------------------------------------------------------- > [0]PETSC ERROR: Arguments must have same communicators > [0]PETSC ERROR: [1]PETSC ERROR: --------------------- Error Message > -------------------------------------------------------------- > [1]PETSC ERROR: Arguments must have same communicators > [1]PETSC ERROR: Different communicators in the two objects: Argument # > 1 and 2 flag 3 > [1]PETSC ERROR: See > https://www.mcs.anl.gov/petsc/documentation/faq.html for trouble > shooting. > [1]PETSC ERROR: Petsc Release Version 3.13.2, Jun 02, 2020 > [1]PETSC ERROR: [2]PETSC ERROR: [3]PETSC ERROR: --------------------- > Error Message -------------------------------------------------------------- > [3]PETSC ERROR: Arguments must have same communicators > [3]PETSC ERROR: Different communicators in the two objects: Argument # > 1 and 2 flag 3 > [3]PETSC ERROR: See > https://www.mcs.anl.gov/petsc/documentation/faq.html for trouble > shooting. > [3]PETSC ERROR: Petsc Release Version 3.13.2, Jun 02, 2020 > [3]PETSC ERROR: > ./approx_cut_deneme_clustering_son_final_edgecut_without_parmetis on a > arch-linux2-c-debug named b342.wls.metu.edu.tr by edaoktay Fri Jun 19 > 19:44:41 2020 > [3]PETSC ERROR: Configure options --with-cc=gcc --with-cxx=g++ > --download-mpich --download-openblas --download-slepc --download-metis > --download-parmetis --download-chaco --with-X=1 > Different communicators in the two objects: Argument # 1 and 2 flag 3 > [0]PETSC ERROR: See > https://www.mcs.anl.gov/petsc/documentation/faq.html for trouble > shooting. > [0]PETSC ERROR: Petsc Release Version 3.13.2, Jun 02, 2020 > [0]PETSC ERROR: > ./approx_cut_deneme_clustering_son_final_edgecut_without_parmetis on a > arch-linux2-c-debug named b342.wls.metu.edu.tr by edaoktay Fri Jun 19 > 19:44:41 2020 > [0]PETSC ERROR: Configure options --with-cc=gcc --with-cxx=g++ > --download-mpich --download-openblas --download-slepc --download-metis > --download-parmetis --download-chaco --with-X=1 > [0]PETSC ERROR: #1 MatCopy() line 4044 in > /home/edaoktay/petsc-3.13.2/src/mat/interface/matrix.c > ./approx_cut_deneme_clustering_son_final_edgecut_without_parmetis on a > arch-linux2-c-debug named b342.wls.metu.edu.tr by edaoktay Fri Jun 19 > 19:44:41 2020 > [1]PETSC ERROR: Configure options --with-cc=gcc --with-cxx=g++ > --download-mpich --download-openblas --download-slepc --download-metis > --download-parmetis --download-chaco --with-X=1 > [1]PETSC ERROR: #1 MatCopy() line 4044 in > /home/edaoktay/petsc-3.13.2/src/mat/interface/matrix.c > [3]PETSC ERROR: #1 MatCopy() line 4044 in > /home/edaoktay/petsc-3.13.2/src/mat/interface/matrix.c > [0]PETSC ERROR: --------------------- Error Message > -------------------------------------------------------------- > [0]PETSC ERROR: Nonconforming object sizes > [1]PETSC ERROR: --------------------- Error Message > -------------------------------------------------------------- > [1]PETSC ERROR: Nonconforming object sizes > [1]PETSC ERROR: Non conforming matrix add: global sizes 1 x 72, 1 x 72 > [3]PETSC ERROR: --------------------- Error Message > -------------------------------------------------------------- > [3]PETSC ERROR: Nonconforming object sizes > [3]PETSC ERROR: Non conforming matrix add: global sizes 16 x 72, 16 x 72 > [3]PETSC ERROR: [0]PETSC ERROR: Non conforming matrix add: global > sizes 52 x 72, 52 x 72 > [0]PETSC ERROR: See > https://www.mcs.anl.gov/petsc/documentation/faq.html for trouble > shooting. > [0]PETSC ERROR: Petsc Release Version 3.13.2, Jun 02, 2020 > [0]PETSC ERROR: [1]PETSC ERROR: See > https://www.mcs.anl.gov/petsc/documentation/faq.html for trouble > shooting. > [1]PETSC ERROR: Petsc Release Version 3.13.2, Jun 02, 2020 > [1]PETSC ERROR: > ./approx_cut_deneme_clustering_son_final_edgecut_without_parmetis on a > arch-linux2-c-debug named b342.wls.metu.edu.tr by edaoktay Fri Jun 19 > 19:44:41 2020 > See https://www.mcs.anl.gov/petsc/documentation/faq.html for trouble shooting. > [3]PETSC ERROR: Petsc Release Version 3.13.2, Jun 02, 2020 > [3]PETSC ERROR: > ./approx_cut_deneme_clustering_son_final_edgecut_without_parmetis on a > arch-linux2-c-debug named b342.wls.metu.edu.tr by edaoktay Fri Jun 19 > 19:44:41 2020 > [3]PETSC ERROR: > ./approx_cut_deneme_clustering_son_final_edgecut_without_parmetis on a > arch-linux2-c-debug named b342.wls.metu.edu.tr by edaoktay Fri Jun 19 > 19:44:41 2020 > [0]PETSC ERROR: Configure options --with-cc=gcc --with-cxx=g++ > --download-mpich --download-openblas --download-slepc --download-metis > --download-parmetis --download-chaco --with-X=1 > [0]PETSC ERROR: [1]PETSC ERROR: Configure options --with-cc=gcc > --with-cxx=g++ --download-mpich --download-openblas --download-slepc > --download-metis --download-parmetis --download-chaco --with-X=1 > [1]PETSC ERROR: #2 MatAXPY() line 72 in > /home/edaoktay/petsc-3.13.2/src/mat/utils/axpy.c > Configure options --with-cc=gcc --with-cxx=g++ --download-mpich > --download-openblas --download-slepc --download-metis > --download-parmetis --download-chaco --with-X=1 > [3]PETSC ERROR: #2 MatAXPY() line 72 in > /home/edaoktay/petsc-3.13.2/src/mat/utils/axpy.c > #2 MatAXPY() line 72 in /home/edaoktay/petsc-3.13.2/src/mat/utils/axpy.c > > Elapsed time: 2.5e-01 > > --------------------- Error Message > -------------------------------------------------------------- > [2]PETSC ERROR: Arguments must have same communicators > [2]PETSC ERROR: Different communicators in the two objects: Argument # > 1 and 2 flag 3 > [2]PETSC ERROR: See > https://www.mcs.anl.gov/petsc/documentation/faq.html for trouble > shooting. > [2]PETSC ERROR: Petsc Release Version 3.13.2, Jun 02, 2020 > [2]PETSC ERROR: > ./approx_cut_deneme_clustering_son_final_edgecut_without_parmetis on a > arch-linux2-c-debug named b342.wls.metu.edu.tr by edaoktay Fri Jun 19 > 19:44:41 2020 > [2]PETSC ERROR: Configure options --with-cc=gcc --with-cxx=g++ > --download-mpich --download-openblas --download-slepc --download-metis > --download-parmetis --download-chaco --with-X=1 > [2]PETSC ERROR: #1 MatCopy() line 4044 in > /home/edaoktay/petsc-3.13.2/src/mat/interface/matrix.c > [2]PETSC ERROR: --------------------- Error Message > -------------------------------------------------------------- > [2]PETSC ERROR: Nonconforming object sizes > [2]PETSC ERROR: Non conforming matrix add: global sizes 3 x 72, 3 x 72 > [2]PETSC ERROR: See > https://www.mcs.anl.gov/petsc/documentation/faq.html for trouble > shooting. > [2]PETSC ERROR: Petsc Release Version 3.13.2, Jun 02, 2020 > [2]PETSC ERROR: > ./approx_cut_deneme_clustering_son_final_edgecut_without_parmetis on a > arch-linux2-c-debug named b342.wls.metu.edu.tr by edaoktay Fri Jun 19 > 19:44:41 2020 > [2]PETSC ERROR: Configure options --with-cc=gcc --with-cxx=g++ > --download-mpich --download-openblas --download-slepc --download-metis > --download-parmetis --download-chaco --with-X=1 > [2]PETSC ERROR: #2 MatAXPY() line 72 in > /home/edaoktay/petsc-3.13.2/src/mat/utils/axpy.c > > What can be the reason? > > Mark Adams <mfad...@lbl.gov>, 19 Haz 2020 Cum, 18:41 tarihinde şunu yazdı: >> >> I don't know what is going on here. There was an update to this function >> about a year ago, so that might fix your problem. >> >> We would need you to test with a current version. >> >> Mark >> >> On Fri, Jun 19, 2020 at 11:23 AM Eda Oktay <eda.ok...@metu.edu.tr> wrote: >>> >>> Hi all, >>> >>> I am trying to find off block diagonal entries of a matrix and I am >>> trying to use MatFindOffBlockDiagonalEntries. However, although my >>> matrix is not NULL, I am getting an error message as follows: >>> >>> 1]PETSC ERROR: --------------------- Error Message >>> -------------------------------------------------------------- >>> [1]PETSC ERROR: [2]PETSC ERROR: --------------------- Error Message >>> -------------------------------------------------------------- >>> [2]PETSC ERROR: Null argument, when expecting valid pointer >>> [2]PETSC ERROR: Null Object: Parameter # 1 >>> [2]PETSC ERROR: See >>> http://www.mcs.anl.gov/petsc/documentation/faq.html for trouble >>> shooting. >>> [2]PETSC ERROR: Petsc Release Version 3.11.1, Apr, 12, 2019 >>> [2]PETSC ERROR: [3]PETSC ERROR: --------------------- Error Message >>> -------------------------------------------------------------- >>> [3]PETSC ERROR: Null argument, when expecting valid pointer >>> [3]PETSC ERROR: Null Object: Parameter # 1 >>> [3]PETSC ERROR: See >>> http://www.mcs.anl.gov/petsc/documentation/faq.html for trouble >>> shooting. >>> [3]PETSC ERROR: Null argument, when expecting valid pointer >>> [1]PETSC ERROR: Null Object: Parameter # 1 >>> [1]PETSC ERROR: See >>> http://www.mcs.anl.gov/petsc/documentation/faq.html for trouble >>> shooting. >>> [1]PETSC ERROR: Petsc Release Version 3.11.1, Apr, 12, 2019 >>> [1]PETSC ERROR: >>> ./approx_cut_deneme_clustering_son_final_edgecut_without_parmetis on a >>> arch-linux2-c-debug named b342.wls.metu.edu.tr by edaoktay Fri Jun 19 >>> 18:19:11 2020 >>> [1]PETSC ERROR: Configure options --download-mpich --download-openblas >>> --download-slepc --download-metis --download-parmetis --download-chaco >>> --with-X=1 >>> [1]PETSC ERROR: #1 ISGetSize() line 510 in >>> /home/edaoktay/petsc-3.11.1/src/vec/is/is/interface/index.c >>> [1]PETSC ERROR: >>> ./approx_cut_deneme_clustering_son_final_edgecut_without_parmetis on a >>> arch-linux2-c-debug named b342.wls.metu.edu.tr by edaoktay Fri Jun 19 >>> 18:19:11 2020 >>> [2]PETSC ERROR: Configure options --download-mpich --download-openblas >>> --download-slepc --download-metis --download-parmetis --download-chaco >>> --with-X=1 >>> [2]PETSC ERROR: #1 ISGetSize() line 510 in >>> /home/edaoktay/petsc-3.11.1/src/vec/is/is/interface/index.c >>> [2]PETSC ERROR: #2 MatFindOffBlockDiagonalEntries_MPIAIJ() line 211 in >>> /home/edaoktay/petsc-3.11.1/src/mat/impls/aij/mpi/mpiaij.c >>> [2]PETSC ERROR: #2 MatFindOffBlockDiagonalEntries_MPIAIJ() line 211 in >>> /home/edaoktay/petsc-3.11.1/src/mat/impls/aij/mpi/mpiaij.c >>> [1]PETSC ERROR: #3 MatFindOffBlockDiagonalEntries() line 10502 in >>> /home/edaoktay/petsc-3.11.1/src/mat/interface/matrix.c >>> #3 MatFindOffBlockDiagonalEntries() line 10502 in >>> /home/edaoktay/petsc-3.11.1/src/mat/interface/matrix.c >>> Petsc Release Version 3.11.1, Apr, 12, 2019 >>> [3]PETSC ERROR: >>> ./approx_cut_deneme_clustering_son_final_edgecut_without_parmetis on a >>> arch-linux2-c-debug named b342.wls.metu.edu.tr by edaoktay Fri Jun 19 >>> 18:19:11 2020 >>> [3]PETSC ERROR: Configure options --download-mpich --download-openblas >>> --download-slepc --download-metis --download-parmetis --download-chaco >>> --with-X=1 >>> [3]PETSC ERROR: #1 ISGetSize() line 510 in >>> /home/edaoktay/petsc-3.11.1/src/vec/is/is/interface/index.c >>> [3]PETSC ERROR: #2 MatFindOffBlockDiagonalEntries_MPIAIJ() line 211 in >>> /home/edaoktay/petsc-3.11.1/src/mat/impls/aij/mpi/mpiaij.c >>> [3]PETSC ERROR: #3 MatFindOffBlockDiagonalEntries() line 10502 in >>> /home/edaoktay/petsc-3.11.1/src/mat/interface/matrix.c >>> >>> And the program is still running. >>> >>> The part of my program is : >>> >>> Mat Ais; >>> MatCreateSubMatrix(A,idUi,idUi,MAT_INITIAL_MATRIX,&Ais); >>> ISSetPermutation(idUi); >>> MatPermute(Ais,idUi,idUi,&PL); >>> IS offd; >>> MatFindOffBlockDiagonalEntries(PL,&offd); >>> >>> Since there isn't any examples for this function, I couldn't >>> understand what should I do. Since it says in the error that it is >>> about parameter 1, the matrix, I don't know how to solve the problem. >>> My matrix PL is parallel sparse. I know there shouldn't be any problem >>> in PL since I can view PL by using MatView. >>> >>> Thanks! >>> >>> Eda