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Question about GPU-friendly L-BFGS optimizers

Status: Open.

#1268 In JuliaNLSolvers/Optim.jl;

· AdityaPandeyCN opened on Jul 21, 2026

Possible bug in LBFGSB solver

Status: Open.

#1263 In JuliaNLSolvers/Optim.jl;

· juliohm opened on Jun 25, 2026

Preconditionner unused (silently) with Fminbox

Status: Open.

#1260 In JuliaNLSolvers/Optim.jl;

· raminammour opened on Jun 11, 2026

Assertion error hit during optimization

Status: Open.

#1255 In JuliaNLSolvers/Optim.jl;

· Ickaser opened on May 14, 2026

Add resets to methods when line search fails to improve robustness

Status: Open.

#1254 In JuliaNLSolvers/Optim.jl;

· pkofod opened on May 11, 2026

IPNewton throws MethodError for bounds-constrained optimization with AutoForwardDiff

Status: Open.

Bug

#1243 In JuliaNLSolvers/Optim.jl;

· ForceBru opened on Apr 10, 2026

Nelder-Mead stops prematurely if function returns Inf

Status: Open.

#1231 In JuliaNLSolvers/Optim.jl;

· MaximilianWollner opened on Jan 30, 2026

Proposal: Domain-safe L1 penalty wrapper for box constraints (alternative/complement to Fminbox)

Status: Open.

#1225 In JuliaNLSolvers/Optim.jl;

· UweAlex opened on Dec 19, 2025

Non-exclusive termination codes

Status: Open.

#1220 In JuliaNLSolvers/Optim.jl;

· devmotion opened on Dec 4, 2025

NewtonTrustRegion algorithm deviates from reference

Status: Open.

#1214 In JuliaNLSolvers/Optim.jl;

· devmotion opened on Nov 27, 2025

Particle Swarm Optimization: possible typo in clamping of c2 in update_swarm_params!()

Status: Open.

#1203 In JuliaNLSolvers/Optim.jl;

· fvmarcoline opened on Nov 7, 2025

Release note issue for v2.0

Status: Open.

#1185 In JuliaNLSolvers/Optim.jl;

· pkofod opened on Oct 31, 2025