# \#bqp

**URL:** https://discourse.julialang.org/tag/bqp/1798.md

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## [Gurobi Error 10005 is seen on submitting lazy constraint also when cb\_where == GRB\_CB\_MIPNODE](https://discourse.julialang.org/t/gurobi-error-10005-is-seen-on-submitting-lazy-constraint-also-when-cb-where-grb-cb-mipnode/129094)

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**Author:** [@WalterMadelim](https://discourse.julialang.org/u/WalterMadelim)\
**Replies:** 2\
**Last updated:** [May 18, 2025, 12:09am UTC](https://discourse.julialang.org/t/gurobi-error-10005-is-seen-on-submitting-lazy-constraint-also-when-cb-where-grb-cb-mipnode/129094 "2025-05-18T00:09:12Z")

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My code (full and runnable) is import LinearAlgebra.dot as dot import LinearAlgebra.norm as norm import JuMP, Gurobi, Random function my\_callback\_function(cb\_data, cb\_where::Cint) if cb\_where == Gurobi.GRB\_CB\_MIPSOL…