coin-or/Clp

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COIN-OR Linear Programming Solver

Stars: 493
Forks: 98
Open beginner issues: 0
Indexed issues: 40
Avg merge: 4d 7h
Merged PRs (30d): 1

Dominant language: C++
License: No license data
Last GitHub push: Sep 7, 2026
Latest indexed: Sep 15, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

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40 open issues indexed

ClpEventHandler not pointing to correct model Open

coin-or/Clp#97 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Export `setRowLower` etc. in the C interface Open

coin-or/Clp#117 · 0 comments · 1 reaction · 1 assignee · Indexed Sep 15, 2026
Floating point exception in Clpsimplex.cpp Open

coin-or/Clp#121 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Start ClpSimplex solver from user-defined solution? Open

coin-or/Clp#132 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Querying `MaximumSeconds` returns un-interpretable value Open

coin-or/Clp#141 · 6 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
testGub2 example doesn't compile Open

coin-or/Clp#149 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
(Barrier + C interface + large LP) results in segfault Open

coin-or/Clp#151 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Segmentation Fault in ClpFactorization::factorize Open

coin-or/Clp#154 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Inconsistent results and long resolve times when resolving an instance with different objectives Open

coin-or/Clp#157 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Build for Android Open

coin-or/Clp#158 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Varying results depending on packed mode for CoinIndexedVector Open

coin-or/Clp#162 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Compiler warning Open

coin-or/Clp#164 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add coefficient of new variable to existing constraint Open

coin-or/Clp#171 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Assertion in ClpNonLinearCost::checkInfeasibilities: `lowerValue <= upperValue' failed Open

coin-or/Clp#173 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Access violation when delete[]ing the array from ClpSimplex::statusCopy() on Win64 Open

coin-or/Clp#176 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Infeasible after presolve Open

coin-or/Clp#189 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Infeasible after autoscale Open

coin-or/Clp#190 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Building CLP ver 1.17.6 with MSVS 2019 Open

coin-or/Clp#192 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Potential Integer Overflow vulnerability in Clp/src/unitTest.cpp Open

coin-or/Clp#200 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
unable to install clpAPI for R Open

coin-or/Clp#214 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CLP produces wrong results Open

coin-or/Clp#217 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
pulp facing error, please suggest me on this Open

coin-or/Clp#223 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Clp is unable to solve one very simple Linear Program problem Open

coin-or/Clp#234 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Clp fails to solve linear program Open

coin-or/Clp#235 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Cannot install in R studio Open

coin-or/Clp#239 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
What is the way for a .NET project to call the CLP? Open

coin-or/Clp#241 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
QP: barrier method can't solve small problem Open

coin-or/Clp#245 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
QP: presolve does not works for barrier method Open

coin-or/Clp#247 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Sorry，is there any document for using in c plus plus？ Open

coin-or/Clp#249 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
How to deal with can not find FindClp.cmake? Open

coin-or/Clp#250 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Guidence to add user customed pivoting rule Open

coin-or/Clp#262 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Misreporting of primal infeasbile as of release 1.17.8 Open

coin-or/Clp#264 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Clp print information (primal/dual inf) for each pivoting iteration in `whileIterating` Open

coin-or/Clp#266 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Warm start best practice Open

coin-or/Clp#271 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
clp.exe may crash. Open

coin-or/Clp#274 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Interpreting infeasibility/unboundedness ray in CLP Open

coin-or/Clp#286 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
void OsiClpSolverInterface::crunch(): Assertion `whichRow[i] >= -CoinMax(numberRows, numberColumns) && whichRow[i] < CoinMax(numberRows, numberColumns)' failed. Open

coin-or/Clp#288 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Objective value from dual feasible solution mismatch getObjValue() in dual simplex Open

coin-or/Clp#291 · 11 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
createRim(int, bool, int): Assertion `fabs(obj[i]) < 1.0e25' failed Open

coin-or/Clp#305 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Version 1.17.10 make test failed Open

coin-or/Clp#321 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026

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