From f731a61999680457477a2f701695172d2389a14d Mon Sep 17 00:00:00 2001
From: Mirek Kratochvil <miroslav.kratochvil@uni.lu>
Date: Thu, 18 Jan 2024 12:45:08 +0100
Subject: [PATCH] clean up FVA corners

---
 src/frontend/variability.jl | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/frontend/variability.jl b/src/frontend/variability.jl
index a180d5d5c..53c9f2f32 100644
--- a/src/frontend/variability.jl
+++ b/src/frontend/variability.jl
@@ -38,6 +38,8 @@ function flux_variability_analysis(
         settings,
     )
 
+    isnothing(objective_flux) && return nothing
+
     constraint_variability(
         constraints *
         :objective_bound^C.Constraint(objective, objective_bound(objective_flux)),
@@ -47,3 +49,5 @@ function flux_variability_analysis(
         workers,
     )
 end
+
+export flux_variability_analysis