Hi, I encountered a problem with writing model specs to an LP file. I was replicating the Diet Problem example on JuMP’s page. https://jump.dev/JuMP.jl/stable/tutorials/linear/diet/ Everything went fine until the end. Then I tried to export the model to an lp file with the following command. writ…

Ooops. That’s a bug because of the Inf in the RHS. (It’s also present in the MPS file writer.) We should strip those out before writing the file because some solvers won’t like infinite bounds. I’ve opened an issue: FileFormats: handle infinite bounds and coefficients · Issue #1857 · jump-dev/MathO…

InexactError on write_to_file

Specific Domains Optimization (Mathematical)

berkorbay May 25, 2022, 5:36am 3

Thanks a lot! Bugs happen all the time but I’m just glad that I did not mess it up with that clear tutorial

1 Like

Topic		Replies	Views
JuMP writeMPS does not finish writing LP model to file Optimization (Mathematical)	20	604	May 25, 2022
AssertionError rowub < posinf JuMP model Optimization (Mathematical)	3	451	September 6, 2020
writeLP in JuMP 0.19? Optimization (Mathematical)	1	1574	April 9, 2019
Help tracking down an InexactError() General Usage	7	1980	March 30, 2018
Results NLP problem Optimization (Mathematical) question , jump , nonlinear	1	553	November 17, 2021

InexactError on write_to_file

Related topics