Sorry for long no reply this post I have reinstall the overture 2.5 and cg 2.5 and I will share my install experience sometime later Os : Ubuntu 12.04.1 64 bit desktop and I have refer http://www.overtureframework.org/documentation/Installing_Overture_on_Ubuntu_10_04_LTS.pdf //www.freelists.org/post/overture/Overture-new-v25-released-cgins-errors,4 to modified some error but something should change for the newer version of ubuntu now only two errors to check cgmp now I do not how to debug this perl script cd cg.v25/mp/check make check the error is: running: /home/alljoyland/wjl/cg.v25/mp/bin/cgmp noplot ./../cmd/twoDomain.cmd -g=twoSquaresInterfacee1.order2.hdf -kappa1=1. -ktc1=1. -kappa2=.1 -ktc2=.1 -tf=.1 -tp=.05 -ts=pc -coupled=1 -tz=poly -degreet1=2 -degreet2=2 -debug=1 -method2=ins -go=go >! twoSquareAdInsExp.out Can't modify constant item in scalar assignment at (eval 10) line 1, at EOF *** There was an error running /home/alljoyland/wjl/cg.v25/mp/bin/cgmp and generating twoSquareAdInsExp **** running: /home/alljoyland/wjl/cg.v25/mp/bin/cgmp noplot ./../cmd/twoDomain.cmd -g=twoSquaresInterfacee1.order2.hdf -kappa1=1. -ktc1=1. -kappa2=.1 -ktc2=.1 -tf=.1 -tp=.02 -dtMax=.02 -ts=im -nc=5 -coupled=0 -tz=poly -degreet1=2 -degreet2=2 -iTol=1.e-9 -debug=1 -method2=ins -go=go >! twoSquareAdInsImp.out Can't modify constant item in scalar assignment at (eval 10) line 1, at EOF *** There was an error running /home/alljoyland/wjl/cg.v25/mp/bin/cgmp and generating twoSquareAdInsImp **** ******************************************************** ************ cgmp: There were 2 ERRORS **************** ******************************************************** the whole check log is: ubuntu:~/wjl/cg.v25/mp/check> make check ln -sf ../cmd/adDomain.h . ln -sf ../cmd/cnsDomain.h . ln -sf ../cmd/insDomain.h . ln -sf ../cmd/smDomain.h . ln -sf ../../common/src/check.p . check.p -solver=cgmp ================================================================================ This perl script will run regression tests (The lists of tests is in the file named 'tests') Usage: check.p [-test=testName] [-replace] [-check=<checkFileDirectory>] [-solver=name] [-verbose=<num>] -test=testName : name of a particular test to run (by default do all) -replace : replace check files with the new ones computed -verbose : verbose=0 : print very little, verbose=1 print more ============================================================================== program=CGBUILDPREFIX/mp/bin/cgmp checkFile=mp.check Using program = /home/alljoyland/wjl/cg.v25/mp/bin/cgmp Using the executable: /home/alljoyland/wjl/cg.v25/mp/bin/cgmp running: /home/alljoyland/wjl/cg.v25/mp/bin/cgmp noplot ./aaTwoSquare >! aaTwoSquare.out checkCheckFiles: files mp.check and aaTwoSquare.check agree at 7 times , maxDiff=0.00e+00, (tol=1.00e-05) ... "aaTwoSquare" appears to be correct running: /home/alljoyland/wjl/cg.v25/mp/bin/cgmp noplot ./aaTwoBox >! aaTwoBox.out checkCheckFiles: files mp.check and aaTwoBox.check agree at 5 times , maxDiff=0.00e+00, (tol=1.00e-05) ... "aaTwoBox" appears to be correct running: /home/alljoyland/wjl/cg.v25/mp/bin/cgmp noplot ./iaTwoSquare >! iaTwoSquare.out checkCheckFiles: files mp.check and iaTwoSquare.check agree at 5 times , maxDiff=0.00e+00, (tol=1.00e-05) ... "iaTwoSquare" appears to be correct running: /home/alljoyland/wjl/cg.v25/mp/bin/cgmp noplot ./../cmd/twoDomain.cmd -g=twoSquaresInterfacee1.order2.hdf -kappa1=1. -ktc1=1. -kappa2=.1 -ktc2=.1 -tf=.1 -tp=.05 -ts=pc -coupled=1 -tz=poly -degreet1=2 -degreet2=2 -debug=1 -method2=ins -go=go >! twoSquareAdInsExp.out Can't modify constant item in scalar assignment at (eval 10) line 1, at EOF *** There was an error running /home/alljoyland/wjl/cg.v25/mp/bin/cgmp and generating twoSquareAdInsExp **** running: /home/alljoyland/wjl/cg.v25/mp/bin/cgmp noplot ./../cmd/twoDomain.cmd -g=twoSquaresInterfacee1.order2.hdf -kappa1=1. -ktc1=1. -kappa2=.1 -ktc2=.1 -tf=.1 -tp=.02 -dtMax=.02 -ts=im -nc=5 -coupled=0 -tz=poly -degreet1=2 -degreet2=2 -iTol=1.e-9 -debug=1 -method2=ins -go=go >! twoSquareAdInsImp.out Can't modify constant item in scalar assignment at (eval 10) line 1, at EOF *** There was an error running /home/alljoyland/wjl/cg.v25/mp/bin/cgmp and generating twoSquareAdInsImp **** ******************************************************** ************ cgmp: There were 2 ERRORS **************** ******************************************************** make: *** [check] Error 1 ubuntu:~/wjl/cg.v25/mp/check> Wang Jianliang