Fix write_status with UCommit=1 and ShadowPrices

lbonaldo · Mar 11, 2024 · 5382120 · 5382120
1 parent 4c5e6d2
commit 5382120
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Showing 2 changed files with 10 additions and 8 deletions.
diff --git a/src/model/solve_model.jl b/src/model/solve_model.jl
@@ -70,14 +70,6 @@ function solve_model(EP::Model, setup::Dict)
 			println("MILP solved for primal")
 		end
 
-		if !has_duals(EP) && setup["WriteShadowPrices"] == 1
-			# function to fix integers and linearize problem
-			fix_integers(EP)
-			# re-solve statement for LP solution
-			println("Solving LP solution for duals")
-			optimize!(EP)
-		end
-
 		## Record solver time
 		solver_time = time() - solver_start_time
 	elseif setup["ComputeConflicts"]==0

diff --git a/src/write_outputs/write_outputs.jl b/src/write_outputs/write_outputs.jl
@@ -47,6 +47,16 @@ function write_outputs(EP::Model, path::AbstractString, setup::Dict, inputs::Dic
 
 	output_settings_d["WriteStatus"] && write_status(path, inputs, setup, EP)
 
+	# linearize and re-solve model if duals are not available but ShadowPrices are requested
+	if !has_duals(EP) && setup["WriteShadowPrices"] == 1
+		# function to fix integers and linearize problem
+		fix_integers(EP)
+		# re-solve statement for LP solution
+		println("Solving LP solution for duals")
+		set_silent(EP)
+		optimize!(EP)
+	end
+
 	if output_settings_d["WriteCosts"]
 		elapsed_time_costs = @elapsed write_costs(path, inputs, setup, EP)
 		println("Time elapsed for writing costs is")