From 405c12dcea64921ac3c017d1f027daf46e4f8dbd Mon Sep 17 00:00:00 2001
From: NatachaJaverzat <95150195+enjoyUrFruits@users.noreply.github.com>
Date: Wed, 3 May 2023 22:11:44 +0200
Subject: [PATCH] add isnothing(stage) on colgen stopping condition (#859)

---
 src/ColGen/interface.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ColGen/interface.jl b/src/ColGen/interface.jl
index 9c8e4ac42..4b87ee07b 100644
--- a/src/ColGen/interface.jl
+++ b/src/ColGen/interface.jl
@@ -70,7 +70,7 @@ function run!(context, env, ip_primal_sol; iter = 1)
     stage_it = new_stage_iterator(context)
     stage = initial_stage(stage_it)
     phase_output = nothing
-    while !isnothing(phase) && !stop_colgen(context, phase_output)
+    while !isnothing(phase) && !stop_colgen(context, phase_output) && !isnothing(stage)
         setup_reformulation!(get_reform(context), phase)
         setup_context!(context, phase)
         last_iter = isnothing(phase_output) ? iter : phase_output.nb_iterations