# FreeFEM installation **URL:** https://community.freefem.org/c/freefem-installation/5.md?page=6 [Latest](https://community.freefem.org/latest.md) · [Categories](https://community.freefem.org/categories.md) **Page:** 7 --- ## [Error during download pacakges for v4.5 on Fedora](https://community.freefem.org/t/error-during-download-pacakges-for-v4-5-on-fedora/263)
**Author:** [@Tianyou](https://community.freefem.org/u/Tianyou)\ **Replies:** 1\ **Last updated:** [February 20, 2020, 8:02am UTC](https://community.freefem.org/t/error-during-download-pacakges-for-v4-5-on-fedora/263 "2020-02-20T08:02:11Z")
I ran the ./3rdparty/getall -a command and the download started but at the end these errors appeared: ERROR2: INVALID MD5 for bemtool.zip d41d8cd98f00b204e9800998ecf8427e ERROR2: INVALID MD5 for htool.zip b8a8177c811… --- ## [Freefem installation error on ubuntu 18.04](https://community.freefem.org/t/freefem-installation-error-on-ubuntu-18-04/260)
**Author:** [@Emma87](https://community.freefem.org/u/Emma87)\ **Replies:** 4\ **Last updated:** [February 19, 2020, 11:15pm UTC](https://community.freefem.org/t/freefem-installation-error-on-ubuntu-18-04/260 "2020-02-19T23:15:42Z")
config.status: creating examples/3dCurve/Makefile config.status: creating config.h config.status: executing depfiles commands configure: WARNING: unrecognized options: --disable-pastix, --disable-iohdf5 configure: … --- ## [Error during configure for v4.5 on Fedora](https://community.freefem.org/t/error-during-configure-for-v4-5-on-fedora/258)
**Author:** [@Tianyou](https://community.freefem.org/u/Tianyou)\ **Replies:** 1\ **Last updated:** [February 19, 2020, 7:27am UTC](https://community.freefem.org/t/error-during-configure-for-v4-5-on-fedora/258 "2020-02-19T07:27:41Z")
I encountered this error during my running ./configure on Fedora: ./configure: line 19741: syntax error near unexpected token \<\<\<' ./configure: line 19741: \<\<\<\<\<\<\< Local Changes’ What can I do now? Thank you very much… --- ## [How Can I Use FreeFem in C#, WPF or Asp.NET Core](https://community.freefem.org/t/how-can-i-use-freefem-in-c-wpf-or-asp-net-core/253)
**Author:** [@CivilXamarin](https://community.freefem.org/u/CivilXamarin)\ **Replies:** 0\ **Last updated:** [February 15, 2020, 11:02pm UTC](https://community.freefem.org/t/how-can-i-use-freefem-in-c-wpf-or-asp-net-core/253 "2020-02-15T23:02:50Z")
I want to use FreeFem in C#: WPF or ASP.NET Core. How can I achieve to this? --- ## [Cannot compile v4.5 on Arch Linux](https://community.freefem.org/t/cannot-compile-v4-5-on-arch-linux/246)
**Author:** [@Sosthene-Guedon](https://community.freefem.org/u/Sosthene-Guedon)\ **Replies:** 3\ **Last updated:** [February 13, 2020, 5:36pm UTC](https://community.freefem.org/t/cannot-compile-v4-5-on-arch-linux/246 "2020-02-13T17:36:41Z")
Hey, I’m trying to compile v4.5 on Arch Linux, I can compile v4.4.3, however, now when compiling v4.5 I get the following compile error, when running the make command with the following configure arguments ./configure -… --- ## [Error on Compilation of the 3rd party on Ubuntu 18.04](https://community.freefem.org/t/error-on-compilation-of-the-3rd-party-on-ubuntu-18-04/247)
**Author:** [@Corrochano](https://community.freefem.org/u/Corrochano)\ **Replies:** 0\ **Last updated:** [February 13, 2020, 10:11am UTC](https://community.freefem.org/t/error-on-compilation-of-the-3rd-party-on-ubuntu-18-04/247 "2020-02-13T10:11:09Z")
Hello, I am trying to compile FreeFem++ on my computer following the instructions on the webpage When I run this command ( ./3rdparty/getall -a ) , it gives me back this error: … --- ## [Alternative to sudo make install](https://community.freefem.org/t/alternative-to-sudo-make-install/242)
**Author:** [@mvanwaveren](https://community.freefem.org/u/mvanwaveren)\ **Replies:** 2\ **Last updated:** [February 12, 2020, 3:53pm UTC](https://community.freefem.org/t/alternative-to-sudo-make-install/242 "2020-02-12T15:53:08Z")
Hello, The installation of FreeFem++ ends with the command: sudo make install I do not have root access. I would like to be able to specify in which directory FreeFem++ is installed. How do I do this? Regards, Matth… --- ## [Compiling with your own PETSc and SLEPc builds](https://community.freefem.org/t/compiling-with-your-own-petsc-and-slepc-builds/225)
**Author:** [@cesss](https://community.freefem.org/u/cesss)\ **Replies:** 15\ **Last updated:** [January 18, 2020, 8:30pm UTC](https://community.freefem.org/t/compiling-with-your-own-petsc-and-slepc-builds/225 "2020-01-18T20:30:10Z")
I’m trying to systematize the compilation of FreeFEM in my machines, making it as clean as possible, and I’d like to build FreeFEM using my own PETSc and SLEPc builds (installed in custom prefixes), but I wasn’t able to … --- ## [PETSc.so not in FF4.4.3 deb](https://community.freefem.org/t/petsc-so-not-in-ff4-4-3-deb/213)
**Author:** [@fotios.kasolis](https://community.freefem.org/u/fotios.kasolis)\ **Replies:** 3\ **Last updated:** [January 16, 2020, 10:07am UTC](https://community.freefem.org/t/petsc-so-not-in-ff4-4-3-deb/213 "2020-01-16T10:07:42Z")
Dear all, Is it a known or an intended fact that the binary FreeFEM\_4.4-3\_Ubuntu\_18.04\_amd64.deb does not contain PETSc shared library? The following returns nothing and load “PETSc” fails. dpkg -c ./FreeFEM\_4.4-3\_Ubun… --- ## [Could you provide a macOS 4.4-1 version of binary package](https://community.freefem.org/t/could-you-provide-a-macos-4-4-1-version-of-binary-package/149)
**Author:** [@zhaog6](https://community.freefem.org/u/zhaog6)\ **Replies:** 2\ **Last updated:** [October 8, 2019, 2:41am UTC](https://community.freefem.org/t/could-you-provide-a-macos-4-4-1-version-of-binary-package/149 "2019-10-08T02:41:47Z")
Dear FreeFEM, Could you provide a latest macOS version of binary package? Thanks. --- ## [Problem with metis in make check](https://community.freefem.org/t/problem-with-metis-in-make-check/87)
**Author:** [@e-aranda](https://community.freefem.org/u/e-aranda)\ **Replies:** 6\ **Last updated:** [July 5, 2019, 2:03pm UTC](https://community.freefem.org/t/problem-with-metis-in-make-check/87 "2019-07-05T14:03:40Z")
When I do make check I get FAIL in example/ed/schwarz-nm-3d.edp while loading “metis” The error is: dlerror : metis.so: cannot open shared object file: No such file or directory list prefix: ‘…/…/plugin/seq/’ ‘’ list… --- ## [It cannot load metis in ubuntu 16.04](https://community.freefem.org/t/it-cannot-load-metis-in-ubuntu-16-04/85)
**Author:** [@jueliang](https://community.freefem.org/u/jueliang)\ **Replies:** 0\ **Last updated:** [June 26, 2019, 1:22am UTC](https://community.freefem.org/t/it-cannot-load-metis-in-ubuntu-16-04/85 "2019-06-26T01:22:14Z")
When I install the freefem++ on ubuntu 16.04, running the examples in hpddm and ffddm cannot load metis. The following is the error: 6 & load “metis” 7 & macro partitionerSeq(part, Th, size)metisdual(part, Th, size)//… --- ## [Installing freefem on ubuntu can not download petsc](https://community.freefem.org/t/installing-freefem-on-ubuntu-can-not-download-petsc/79)
**Author:** [@jueliang](https://community.freefem.org/u/jueliang)\ **Replies:** 2\ **Last updated:** [June 23, 2019, 10:54am UTC](https://community.freefem.org/t/installing-freefem-on-ubuntu-can-not-download-petsc/79 "2019-06-23T10:54:43Z")
when I try to install freefem on my ubuntu, I cannot download the petsc, just like following Download failed from http//ftp.mcs.anl.gov/pub/petsc/release-snapshots/petsc-lite-3.11.2.tar.gz Try other site: http//pkgs.fr… --- ## [Compiles fine but no graphics in Freefem++ executable (V4)](https://community.freefem.org/t/compiles-fine-but-no-graphics-in-freefem-executable-v4/42)
**Author:** [@arousta](https://community.freefem.org/u/arousta)\ **Replies:** 6\ **Last updated:** [June 15, 2019, 12:46pm UTC](https://community.freefem.org/t/compiles-fine-but-no-graphics-in-freefem-executable-v4/42 "2019-06-15T12:46:17Z")
I compile the new v4 with: ./configure --prefix=/media/ali/extra/install/ffm4.0 --enable-download --with-mpi=no --disable-generic --disable-system-blas --disable-system-umfpack --disable-mshmet --disable-pipe --disabl… --- ## [Strang behavior of metis plugin compile in my system](https://community.freefem.org/t/strang-behavior-of-metis-plugin-compile-in-my-system/76)
**Author:** [@pistatex](https://community.freefem.org/u/pistatex)\ **Replies:** 0\ **Last updated:** [June 15, 2019, 8:06am UTC](https://community.freefem.org/t/strang-behavior-of-metis-plugin-compile-in-my-system/76 "2019-06-15T08:06:56Z")
Dear all, I’m new to FEM and FreeFEM program. My system is linux ubuntu 18.04 LTS, gcc 7.4.0, openmpi 4.0.1 and Intel® i5-9400F. When I compile FreeFEM 4.2.1, with following configuation, ./configure CC=mpicc FC=mpif9… --- ## [No rule to make target '../seq/ff-c++', needed by 'MUMPS.so'](https://community.freefem.org/t/no-rule-to-make-target-seq-ff-c-needed-by-mumps-so/59)
**Author:** [@caliari](https://community.freefem.org/u/caliari)\ **Replies:** 1\ **Last updated:** [June 12, 2019, 5:08pm UTC](https://community.freefem.org/t/no-rule-to-make-target-seq-ff-c-needed-by-mumps-so/59 "2019-06-12T17:08:06Z")
Hi, I tried to install FreeFem++ 4.1 in Mint 19.1 (Ubuntu 18.04 derivative) and the make process stopped with Making all in mpi make\[3\]: Entering directory ‘/usr/local/src/FreeFem-sources-4.1/plugin/mpi’ make\[3\]: \*\*… --- ## [Loading issue under ffpp v.4.2.1 win](https://community.freefem.org/t/loading-issue-under-ffpp-v-4-2-1-win/70)
**Author:** [@fotios.kasolis](https://community.freefem.org/u/fotios.kasolis)\ **Replies:** 2\ **Last updated:** [June 12, 2019, 5:05pm UTC](https://community.freefem.org/t/loading-issue-under-ffpp-v-4-2-1-win/70 "2019-06-12T17:05:51Z")
Dear ffpp community, is it possible to upload a precompiled windows version that does not suffer from the same loading issues as v.4.1.; as far as I can say, this has been fixed with the core i7 version of v.4.1. Regar… --- ## [Gsl loading issue under ffpp v.4.1 win](https://community.freefem.org/t/gsl-loading-issue-under-ffpp-v-4-1-win/26)
**Author:** [@fotios.kasolis](https://community.freefem.org/u/fotios.kasolis)\ **Replies:** 2\ **Last updated:** [June 12, 2019, 5:00pm UTC](https://community.freefem.org/t/gsl-loading-issue-under-ffpp-v-4-1-win/26 "2019-06-12T17:00:42Z")
Hi, Did anybody - other than me - experience a problem with loading gsl in ffpp v.4.1 under win 10? No other loading issues are present just gsl. Seems more like a bug, since same code works with ffpp ver. 3.61. Regard… --- ## [V4.0 exe file for Windows](https://community.freefem.org/t/v4-0-exe-file-for-windows/21)
**Author:** [@agTSL](https://community.freefem.org/u/agTSL)\ **Replies:** 3\ **Last updated:** [April 9, 2019, 6:28pm UTC](https://community.freefem.org/t/v4-0-exe-file-for-windows/21 "2019-04-09T18:28:52Z")
Hi, Is an .exe installation file planned for V4? Thanks Alexandre [Previous page](https://community.freefem.org/c/freefem-installation/5.md?page=5)