Open oscardssmith opened 6 months ago
using LinearAlgebra, SparseArrays F = lu(spzeros(2,2), check=false) F \ rand(2) ERROR: SingularException(0) Stacktrace: [1] umferror(status::Int32) @ SparseArrays.UMFPACK ~/.julia/juliaup/julia-1.10.1+0.x64.linux.gnu/share/julia/stdlib/v1.10/SparseArrays/src/solvers/umfpack.jl:105 [2] macro expansion @ ~/.julia/juliaup/julia-1.10.1+0.x64.linux.gnu/share/julia/stdlib/v1.10/SparseArrays/src/solvers/umfpack.jl:665 [inlined] [3] macro expansion @ ./lock.jl:267 [inlined] [4] solve!(x::Vector{…}, lu::SparseArrays.UMFPACK.UmfpackLU{…}, b::Vector{…}, typ::Int64; workspace::SparseArrays.UMFPACK.UmfpackWS{…}) @ SparseArrays.UMFPACK ~/.julia/juliaup/julia-1.10.1+0.x64.linux.gnu/share/julia/stdlib/v1.10/SparseArrays/src/solvers/umfpack.jl:661 [5] solve! @ ~/.julia/juliaup/julia-1.10.1+0.x64.linux.gnu/share/julia/stdlib/v1.10/SparseArrays/src/solvers/umfpack.jl:646 [inlined] [6] _AqldivB_kernel! @ ~/.julia/juliaup/julia-1.10.1+0.x64.linux.gnu/share/julia/stdlib/v1.10/SparseArrays/src/solvers/umfpack.jl:968 [inlined] [7] _Aq_ldiv_B! @ ~/.julia/juliaup/julia-1.10.1+0.x64.linux.gnu/share/julia/stdlib/v1.10/SparseArrays/src/solvers/umfpack.jl:963 [inlined] [8] ldiv! @ ~/.julia/juliaup/julia-1.10.1+0.x64.linux.gnu/share/julia/stdlib/v1.10/SparseArrays/src/solvers/umfpack.jl:946 [inlined] [9] ldiv! @ ~/.julia/juliaup/julia-1.10.1+0.x64.linux.gnu/share/julia/stdlib/v1.10/SparseArrays/src/solvers/umfpack.jl:933 [inlined] [10] \(F::SparseArrays.UMFPACK.UmfpackLU{Float64, Int64}, B::Vector{Float64}) @ LinearAlgebra ~/.julia/juliaup/julia-1.10.1+0.x64.linux.gnu/share/julia/stdlib/v1.10/LinearAlgebra/src/factorization.jl:143 [11] top-level scope @ REPL[11]:1 Some type information was truncated. Use `show(err)` to see complete types.
@ChrisRackauckas told me I should ping @rayegun
What are you expecting this to do, we had this conversation. You must check the factorization object before an ldiv if you turn off exceptions on the factorization
@ChrisRackauckas told me I should ping @rayegun