# \#adapters **URL:** https://precice.discourse.group/tag/adapters/2.md [Latest](https://precice.discourse.group/latest.md) · [Categories](https://precice.discourse.group/categories.md) · [Tags](https://precice.discourse.group/tags.md) --- ## [SU2 adapter segment fault](https://precice.discourse.group/t/su2-adapter-segment-fault/2939)
**Author:** [@Perin](https://precice.discourse.group/u/Perin)\ **Replies:** 2\ **Last updated:** [September 21, 2026, 1:04pm UTC](https://precice.discourse.group/t/su2-adapter-segment-fault/2939 "2026-09-21T13:04:55Z")
Hey everybody I compiled modified su2 together with precice and it still works fine with single-domain simulations. However, when i start to run precice FSI tutorials in fluid-su2 folder, it corrupts as follows: … --- ## [OpenFOAM function object crashes at the end of the simulation due to setting deltaT to zero](https://precice.discourse.group/t/openfoam-function-object-crashes-at-the-end-of-the-simulation-due-to-setting-deltat-to-zero/2957)
**Author:** [@marhatom](https://precice.discourse.group/u/marhatom)\ **Replies:** 4\ **Last updated:** [August 17, 2026, 10:45am UTC](https://precice.discourse.group/t/openfoam-function-object-crashes-at-the-end-of-the-simulation-due-to-setting-deltat-to-zero/2957 "2026-08-17T10:45:58Z")
Hello I am using OpenFOAM-adapter-v1.3.1. I think there is an issue with the adapter at the end of the OpenFOAM simulation when the simulation (coupling) finishes and the function objects get triggered one last time. -… --- ## [Error while running solver dummy on a server](https://precice.discourse.group/t/error-while-running-solver-dummy-on-a-server/2961)
**Author:** [@Manish](https://precice.discourse.group/u/Manish)\ **Replies:** 8\ **Last updated:** [July 30, 2026, 10:33am UTC](https://precice.discourse.group/t/error-while-running-solver-dummy-on-a-server/2961 "2026-07-30T10:33:00Z")
Dear preCICE team I installed preCICE on my local client to couple solver dummy with a different CFD solver. After going through the entire process the two solvers were successfully coupled. However, now I am trying to … --- ## [Error while coupling Atmospheric Boundarly Solver PALM with an In-house CFD solver](https://precice.discourse.group/t/error-while-coupling-atmospheric-boundarly-solver-palm-with-an-in-house-cfd-solver/2991)
**Author:** [@Manish](https://precice.discourse.group/u/Manish)\ **Replies:** 1\ **Last updated:** [July 29, 2026, 8:45am UTC](https://precice.discourse.group/t/error-while-coupling-atmospheric-boundarly-solver-palm-with-an-in-house-cfd-solver/2991 "2026-07-29T08:45:11Z")
precice-config.xml (2.1 KB) FLOWer\_Log.txt (1.4 KB) debug1.log (150.4 KB) PALM\_log.txt (9.2 KB) Dear preCICE team I am trying to couple an incompressible Atmospheric Fluid Solver called PALM, with an In-house FORTRA… --- ## [Does OpenFOAM adapter support Lagrangian particle checkpointing?](https://precice.discourse.group/t/does-openfoam-adapter-support-lagrangian-particle-checkpointing/2947)
**Author:** [@Mike\_Tree](https://precice.discourse.group/u/Mike_Tree)\ **Replies:** 12\ **Last updated:** [June 13, 2026, 4:57pm UTC](https://precice.discourse.group/t/does-openfoam-adapter-support-lagrangian-particle-checkpointing/2947 "2026-06-13T16:57:29Z")
I’m currently using preCICE to couple an in-house compressible flow code that doesn’t currently support Lagrangian particles with a custom OpenFOAM solver that essentially ONLY solves Lagrangian particles. The in-house c… --- ## [Checkpoint/reload for a steady-state CFD solver in implicit coupling](https://precice.discourse.group/t/checkpoint-reload-for-a-steady-state-cfd-solver-in-implicit-coupling/2940)
**Author:** [@hywoo](https://precice.discourse.group/u/hywoo)\ **Replies:** 0\ **Last updated:** [May 17, 2026, 6:15pm UTC](https://precice.discourse.group/t/checkpoint-reload-for-a-steady-state-cfd-solver-in-implicit-coupling/2940 "2026-05-17T18:15:53Z")
Hello preCICE community, I am coupling a steady-state CFD solver with a transient material response solver using preCICE. The material solver advances in physical time, while the CFD solver is used to obtain a steady-s… --- ## [Passing face values during volume coupling](https://precice.discourse.group/t/passing-face-values-during-volume-coupling/2772)
**Author:** [@dennis](https://precice.discourse.group/u/dennis)\ **Replies:** 2\ **Last updated:** [February 26, 2026, 2:28pm UTC](https://precice.discourse.group/t/passing-face-values-during-volume-coupling/2772 "2026-02-26T14:28:10Z")
Hello everybody, assume that I have one mesh (M1) immersed in another (M2) and want to volume couple an OpenFOAM simulation in M1 to another OpenFOAM simulation in M2. How can I pass/interpolate values from simulation M… --- ## [Mass conservation during volume coupling of multiscale simulations](https://precice.discourse.group/t/mass-conservation-during-volume-coupling-of-multiscale-simulations/2725)
**Author:** [@dennis](https://precice.discourse.group/u/dennis)\ **Replies:** 11\ **Last updated:** [February 20, 2026, 5:14pm UTC](https://precice.discourse.group/t/mass-conservation-during-volume-coupling-of-multiscale-simulations/2725 "2026-02-20T17:14:24Z")
Hello everybody, I have another question on multiscale coupling between OpenFOAM and the Micro-Manager. I am trying to couple multiscale transport in porous media. For this I have two geometries: one macroscopic mesh an… --- ## [Error from the CalculiX adapter for CHT coupling with heat-flux](https://precice.discourse.group/t/error-from-the-calculix-adapter-for-cht-coupling-with-heat-flux/2718)
**Author:** [@SarahDi](https://precice.discourse.group/u/SarahDi)\ **Replies:** 4\ **Last updated:** [February 9, 2026, 12:36pm UTC](https://precice.discourse.group/t/error-from-the-calculix-adapter-for-cht-coupling-with-heat-flux/2718 "2026-02-09T12:36:24Z")
Hello everybody, I just started to transfer a coupled heat-transfer and fsi simulation from precice2.5 to precice3.3 and ran into some trouble with the calculix adapter. It fails with the following error: terminate cal… --- ## [Stabilizing the Turek/Hron FSI3 Benchmark with IQN-IMVJ](https://precice.discourse.group/t/stabilizing-the-turek-hron-fsi3-benchmark-with-iqn-imvj/2600)
**Author:** [@nicolaslesquoy](https://precice.discourse.group/u/nicolaslesquoy)\ **Replies:** 5\ **Last updated:** [January 20, 2026, 7:11pm UTC](https://precice.discourse.group/t/stabilizing-the-turek-hron-fsi3-benchmark-with-iqn-imvj/2600 "2026-01-20T19:11:55Z")
I recently ran into difficulties while trying to stabilize the Turek/Hron FSI3 benchmark using an implicit parallel coupling scheme with the IQN-IMVJ acceleration method in preCICE. Interestingly, the setup works flawles… --- ## [Convergence issues with extremely fine resolution coupling participants](https://precice.discourse.group/t/convergence-issues-with-extremely-fine-resolution-coupling-participants/2699)
**Author:** [@dennis](https://precice.discourse.group/u/dennis)\ **Replies:** 1\ **Last updated:** [January 5, 2026, 3:16pm UTC](https://precice.discourse.group/t/convergence-issues-with-extremely-fine-resolution-coupling-participants/2699 "2026-01-05T15:16:48Z")
Hi everybody, I hope you had a great start into the year! I have stumbled upon another problem in my surface-coupled OpenFOAM-OpenFOAM simulation. Basically, I have still have a similar setup as discussed in my previou… --- ## [What are best practices to write a new adapter?](https://precice.discourse.group/t/what-are-best-practices-to-write-a-new-adapter/44)
**Author:** [@uekerman](https://precice.discourse.group/u/uekerman)\ **Replies:** 2\ **Last updated:** [January 3, 2026, 1:02pm UTC](https://precice.discourse.group/t/what-are-best-practices-to-write-a-new-adapter/44 "2026-01-03T13:02:38Z")
Alex started a good discussion on the mailing list (May 3, 2019) about best practices when writing a new adapter: I wanted to ask if there are some additional guidelines on how to write good adapters for preCICE. I have… --- ## [Problem with CalculiX installation](https://precice.discourse.group/t/problem-with-calculix-installation/2691)
**Author:** [@Lucas](https://precice.discourse.group/u/Lucas)\ **Replies:** 3\ **Last updated:** [December 18, 2025, 2:18pm UTC](https://precice.discourse.group/t/problem-with-calculix-installation/2691 "2025-12-18T14:18:19Z")
Hello, I would like to link OpenFOAM to preCICE and CalculiX: My system: Ubuntu 24.04 preCICE - libprecice3\_3.2.0\_noble.deb OpenFOAMv2412 - (build from source) openfoam-adapter - openfoam-adapter-1.3.1 C… --- ## [Coupled OpenFoam+fenics for FSI on 3D](https://precice.discourse.group/t/coupled-openfoam-fenics-for-fsi-on-3d/2687)
**Author:** [@AymenAmiral1997](https://precice.discourse.group/u/AymenAmiral1997)\ **Replies:** 1\ **Last updated:** [December 11, 2025, 7:39pm UTC](https://precice.discourse.group/t/coupled-openfoam-fenics-for-fsi-on-3d/2687 "2025-12-11T19:39:38Z")
Hello, I am currently working on a Fluid-Structure Interaction (FSI) case, using the preCICE adapter to couple FEniCS and OpenFOAM in a 3D simulation. I am interested in modeling a solid with two different Young’s modul… --- ## [Custom 3D Elastic Tube cases are not working correctly](https://precice.discourse.group/t/custom-3d-elastic-tube-cases-are-not-working-correctly/2669)
**Author:** [@TLK](https://precice.discourse.group/u/TLK)\ **Replies:** 2\ **Last updated:** [November 28, 2025, 7:27am UTC](https://precice.discourse.group/t/custom-3d-elastic-tube-cases-are-not-working-correctly/2669 "2025-11-28T07:27:36Z")
Problem: My custom 3D Elastic Tube case is not working correctly. Version preCICE:3.1.1 OpenFOAM:2012 OpenFOAM-adapter:1.3.1 Aim : Referring to the official preCICE Fluid-Structure Coupling (FSI) module example 3D E… --- ## [FSI for rotating Helicopter main rotor blades using OpenFoam v12 and MbDyn](https://precice.discourse.group/t/fsi-for-rotating-helicopter-main-rotor-blades-using-openfoam-v12-and-mbdyn/2649)
**Author:** [@Nipuna\_Perera](https://precice.discourse.group/u/Nipuna_Perera)\ **Replies:** 1\ **Last updated:** [November 2, 2025, 10:18am UTC](https://precice.discourse.group/t/fsi-for-rotating-helicopter-main-rotor-blades-using-openfoam-v12-and-mbdyn/2649 "2025-11-02T10:18:09Z")
Dear preCICE community, I’m trying to conduct FSI for rotating Helicopter main rotor blades. which I’m trying to do is a 3D simulation. Allowing 3DoF and rotating bodies at the same time is not possible in openFoam. The… --- ## [Solids4foam-openfoam FSI coupling: can't use stress as the exchange data](https://precice.discourse.group/t/solids4foam-openfoam-fsi-coupling-cant-use-stress-as-the-exchange-data/2634)
**Author:** [@zyx](https://precice.discourse.group/u/zyx)\ **Replies:** 7\ **Last updated:** [October 31, 2025, 12:47am UTC](https://precice.discourse.group/t/solids4foam-openfoam-fsi-coupling-cant-use-stress-as-the-exchange-data/2634 "2025-10-31T00:47:29Z")
Hello everyone！ I am using solids4foam and OpenFOAM to simulate an FSI problem. I want to use Stress as the exchange date instead of Force. However, solids4foam displayed error messages as： \[31mError (deferred - will ex… --- ## [Error when building OpenFOAM v9 adapter — possible version mismatch?](https://precice.discourse.group/t/error-when-building-openfoam-v9-adapter-possible-version-mismatch/2641)
**Author:** [@shangzhi\_son](https://precice.discourse.group/u/shangzhi_son)\ **Replies:** 5\ **Last updated:** [October 30, 2025, 9:06am UTC](https://precice.discourse.group/t/error-when-building-openfoam-v9-adapter-possible-version-mismatch/2641 "2025-10-30T09:06:57Z")
Body: Hello, When I try to build the preCICE adapter for OpenFOAM v9, I encounter the following error during the OpenFOAM9 / ./Allwmake step: Interface.C:218:14: error: ‘map’ is not a member of ‘std’ 218 | s… --- ## [ERROR using intra-comm:sockets in one participant](https://precice.discourse.group/t/error-using-intra-comm-sockets-in-one-participant/2633)
**Author:** [@alicezanella](https://precice.discourse.group/u/alicezanella)\ **Replies:** 1\ **Last updated:** [October 10, 2025, 11:58am UTC](https://precice.discourse.group/t/error-using-intra-comm-sockets-in-one-participant/2633 "2025-10-10T11:58:49Z")
Hello everyone, I have a rather daunting problem in establishing communication between my two solvers, namely OpenFOAM and a FEM commercial solver, while running on a cluster. I am currently using preCICE v2.5.0 and Op… --- ## [Recommended solid solver with 3D functionality?](https://precice.discourse.group/t/recommended-solid-solver-with-3d-functionality/1094)
**Author:** [@jianzhou722](https://precice.discourse.group/u/jianzhou722)\ **Replies:** 5\ **Last updated:** [October 1, 2025, 9:52am UTC](https://precice.discourse.group/t/recommended-solid-solver-with-3d-functionality/1094 "2025-10-01T09:52:01Z")
Hi everyone, I am trying to perform some 3D FSI simulations. I have read through the preCICE website and found the following statements: for FEniCS: “Currently 3D functionality is experimental in the FEniCS adapter” … --- ## [Current state of generic data exchange in volume coupling of OpenFOAM adapter](https://precice.discourse.group/t/current-state-of-generic-data-exchange-in-volume-coupling-of-openfoam-adapter/2537)
**Author:** [@alebherz](https://precice.discourse.group/u/alebherz)\ **Replies:** 3\ **Last updated:** [July 16, 2025, 6:37am UTC](https://precice.discourse.group/t/current-state-of-generic-data-exchange-in-volume-coupling-of-openfoam-adapter/2537 "2025-07-16T06:37:45Z")
Hello everyone! Intro I am starting to use the preCICE-adapter to couple an in-house DEM solver with OpenFOAM. I am on the current develop branch of openfoam-adapter, precice v3.2.0 and am using openfoam2412 and Fedora4… --- ## [Compiling calculix-adapter for ccx\_2.20 on macOS: dyna\_precice undeclared error](https://precice.discourse.group/t/compiling-calculix-adapter-for-ccx-2-20-on-macos-dyna-precice-undeclared-error/2532)
**Author:** [@tsunami](https://precice.discourse.group/u/tsunami)\ **Replies:** 3\ **Last updated:** [June 13, 2025, 6:37am UTC](https://precice.discourse.group/t/compiling-calculix-adapter-for-ccx-2-20-on-macos-dyna-precice-undeclared-error/2532 "2025-06-13T06:37:40Z")
Hello preCICE community, I’m trying to compile the calculix-adapter for ccx\_2.20 on my macOS system, and I’m consistently hitting an undeclared function 'dyna\_precice' error. I’ve followed the documentation and troubles… --- ## [Feasibility of using a custom Python solver (or Neural Network) to replace OpenFOAM in an FSI coupling with CalculiX](https://precice.discourse.group/t/feasibility-of-using-a-custom-python-solver-or-neural-network-to-replace-openfoam-in-an-fsi-coupling-with-calculix/2530)
**Author:** [@liuyang230125](https://precice.discourse.group/u/liuyang230125)\ **Replies:** 2\ **Last updated:** [June 11, 2025, 1:42am UTC](https://precice.discourse.group/t/feasibility-of-using-a-custom-python-solver-or-neural-network-to-replace-openfoam-in-an-fsi-coupling-with-calculix/2530 "2025-06-11T01:42:35Z")
Dear preCICE developers and community members, First of all, I’d like to say thank you for developing and maintaining this powerful open-source coupling library. I am a new user exploring the capabilities of preCICE for… --- ## [Dealing with Steady-State and Time-Dependent Couplings in preCICE: A Case Study in Fluid-Structure Interaction](https://precice.discourse.group/t/dealing-with-steady-state-and-time-dependent-couplings-in-precice-a-case-study-in-fluid-structure-interaction/2526)
**Author:** [@lucacattarossi](https://precice.discourse.group/u/lucacattarossi)\ **Replies:** 2\ **Last updated:** [June 6, 2025, 9:09am UTC](https://precice.discourse.group/t/dealing-with-steady-state-and-time-dependent-couplings-in-precice-a-case-study-in-fluid-structure-interaction/2526 "2025-06-06T09:09:02Z")
Hello everyone, I’d like to share an issue I recently encountered while working on a fluid-structure interaction (FSI) simulation using preCICE. The problem appears when I start running the fluid participant in parallel… --- ## [How to debug preCICE？](https://precice.discourse.group/t/how-to-debug-precice/2482)
**Author:** [@zdc](https://precice.discourse.group/u/zdc)\ **Replies:** 4\ **Last updated:** [June 4, 2025, 8:12am UTC](https://precice.discourse.group/t/how-to-debug-precice/2482 "2025-06-04T08:12:55Z")
hello,eneryone ! As part of my graduate research, I am developing an adapter for a Monte Carlo simulation code based on the preCICE coupling library. Recently, I have been trying to understand the internal computational… --- ## [Data exchange during sub-iteration of implicit coupling](https://precice.discourse.group/t/data-exchange-during-sub-iteration-of-implicit-coupling/2306)
**Author:** [@smjo1021](https://precice.discourse.group/u/smjo1021)\ **Replies:** 2\ **Last updated:** [June 3, 2025, 2:30pm UTC](https://precice.discourse.group/t/data-exchange-during-sub-iteration-of-implicit-coupling/2306 "2025-06-03T14:30:28Z")
Hello preCICE team, I am using preCICE for volume couplings of two solvers. Implicit coupling is used to simulate unsteady motion of system of interest. I wonder if data exchange during the sub-iteration of the implicit… --- ## [Coupling problem about in-house OpenFOAM solver with CalculiX by preCICE](https://precice.discourse.group/t/coupling-problem-about-in-house-openfoam-solver-with-calculix-by-precice/1125)
**Author:** [@yhuang](https://precice.discourse.group/u/yhuang)\ **Replies:** 5\ **Last updated:** [June 3, 2025, 6:37am UTC](https://precice.discourse.group/t/coupling-problem-about-in-house-openfoam-solver-with-calculix-by-precice/1125 "2025-06-03T06:37:42Z")
Hi everyone, I faced a problem when using preCICE 2.4.0 to couple an in-house code (Solver A) developed based OpenFOAM-4.x and CalculiX-2.15. Any help or advice would be greatly appreciated!! The FSI case used to test … --- ## [Calculix adapter for Ubuntu 24.04?](https://precice.discourse.group/t/calculix-adapter-for-ubuntu-24-04/2450)
**Author:** [@som1197](https://precice.discourse.group/u/som1197)\ **Replies:** 1\ **Last updated:** [May 19, 2025, 6:40am UTC](https://precice.discourse.group/t/calculix-adapter-for-ubuntu-24-04/2450 "2025-05-19T06:40:38Z")
Is there a different way to install the Calculix adapter with preCICE 3.2 for Ubuntu 24.04. I followed the current documentation to build the calculix adapter from source. After running make -j 4, i ended up with all the… --- ## [Support for implicit coupling in a third party solver (blastFOAM)](https://precice.discourse.group/t/support-for-implicit-coupling-in-a-third-party-solver-blastfoam/821)
**Author:** [@Satish\_Chimakurthi](https://precice.discourse.group/u/Satish_Chimakurthi)\ **Replies:** 5\ **Last updated:** [May 6, 2025, 2:53pm UTC](https://precice.discourse.group/t/support-for-implicit-coupling-in-a-third-party-solver-blastfoam/821 "2025-05-06T14:53:58Z")
Hello all, We have been using an explicit coupling of a third party solver called blastFOAM and a FEA solver until recently. Our recent attempts to switch to implicit coupling resulted in some fatal errors (see image be… --- ## [Problems with nearest-neighor mapping on conforming interface](https://precice.discourse.group/t/problems-with-nearest-neighor-mapping-on-conforming-interface/824)
**Author:** [@belgiansteve](https://precice.discourse.group/u/belgiansteve)\ **Replies:** 12\ **Last updated:** [May 6, 2025, 2:46pm UTC](https://precice.discourse.group/t/problems-with-nearest-neighor-mapping-on-conforming-interface/824 "2025-05-06T14:46:29Z")
Hi, I’m trying to debug a potential mapping issue between openfoam (well, actually blastfoam) and a custom solid mechanics FE solver. The goal is to take the force values from openfoam and apply them as nodal forces to … [Next page](https://precice.discourse.group/tag/adapters/2.md?match_all_tags=true&page=1&tags%5B%5D=adapters)