diff --git a/src/Algorithm/basic/cutcallback.jl b/src/Algorithm/basic/cutcallback.jl
index 89c25f819..d44b4ee32 100644
--- a/src/Algorithm/basic/cutcallback.jl
+++ b/src/Algorithm/basic/cutcallback.jl
@@ -38,7 +38,7 @@ function run!(algo::CutCallbacks, env::Env, form::Formulation, input::CutCallbac
     nb_ess_cuts = 0
     nb_fac_cuts = 0
     if length(robust_generators) > 0 && (algo.call_robust_facultative || algo.call_robust_essential)
-        !projection_is_possible(form) && error("Cannot do projection on original variables. Open an issue.")
+        !MathProg.projection_is_possible(form) && error("Cannot do projection on original variables. Open an issue.")
 
         projsol1 = proj_cols_on_rep(input.primalsol)
         projsol2 = Dict{VarId, Float64}(varid => val for (varid, val) in projsol1)
diff --git a/src/Algorithm/benders/default.jl b/src/Algorithm/benders/default.jl
index a232725bb..ba02758b1 100644
--- a/src/Algorithm/benders/default.jl
+++ b/src/Algorithm/benders/default.jl
@@ -127,7 +127,7 @@ function Benders.push_in_set!(ctx::BendersContext, set::CutsSet, sep_result::Ben
     return true
 end
 
-function Benders.insert_cuts!(reform, ctx, cuts)
+function Benders.insert_cuts!(reform, ctx::BendersContext, cuts)
     master = Benders.get_master(ctx)
     @show cuts
 
diff --git a/src/Algorithm/branchcutprice.jl b/src/Algorithm/branchcutprice.jl
index 653878b54..2679210d8 100644
--- a/src/Algorithm/branchcutprice.jl
+++ b/src/Algorithm/branchcutprice.jl
@@ -110,10 +110,8 @@ function BranchCutAndPriceAlgorithm(;
                 BranchingPhase(first(stbranch_phases_num_candidates), RestrMasterLPConquer(), ProductScore())
             )    
             if length(stbranch_phases_num_candidates) >= 3
-             
                 colgen = ColumnGeneration(
                     pricing_prob_solve_alg = SolveIpForm(
-                        optimizer_id = tuple.solverid,
                         user_params = UserOptimize(), 
                         moi_params = MoiOptimize(
                             deactivate_artificial_vars = false,
diff --git a/src/Algorithm/branching/branchingalgo.jl b/src/Algorithm/branching/branchingalgo.jl
index 7368fda6b..1e44360b9 100644
--- a/src/Algorithm/branching/branchingalgo.jl
+++ b/src/Algorithm/branching/branchingalgo.jl
@@ -50,7 +50,7 @@ struct ClassicBranching <: AlgoAPI.AbstractDivideAlgorithm
 end
 
 
-struct BranchingContext{SelectionCriterion<:Branching.AbstractSelectionCriterion} <: Branching.AbstractDivideContext
+struct BranchingContext{SelectionCriterion<:Branching.AbstractSelectionCriterion} <: Branching.AbstractBranchingContext
     selection_criterion::SelectionCriterion
     rules::Vector{Branching.PrioritisedBranchingRule}
     max_nb_candidates::Int
diff --git a/src/Algorithm/branching/interface.jl b/src/Algorithm/branching/interface.jl
index 2c292d7b8..7ec06dd77 100644
--- a/src/Algorithm/branching/interface.jl
+++ b/src/Algorithm/branching/interface.jl
@@ -6,16 +6,16 @@ end
 Branching.get_children(output::DivideOutput) = output.children
 Branching.get_opt_state(output::DivideOutput) = output.optstate
 
-function get_extended_sol(::Branching.AbstractDivideContext, reform, opt_state)
+function get_extended_sol(eform, opt_state)
     return get_best_lp_primal_sol(opt_state)
 end
 
-function get_original_sol(::Branching.AbstractDivideContext, reform, opt_state)
+function get_original_sol(reform, opt_state)
     extended_sol = get_best_lp_primal_sol(opt_state)
     master = getmaster(reform)
     original_sol = nothing
     if !isnothing(extended_sol)
-        original_sol = if projection_is_possible(master)
+        original_sol = if MathProg.projection_is_possible(master)
             proj_cols_on_rep(extended_sol)
         else
             get_best_lp_primal_sol(opt_state) # it means original_sol equals extended_sol(requires discussion)
@@ -25,7 +25,7 @@ function get_original_sol(::Branching.AbstractDivideContext, reform, opt_state)
 end
 
 function Branching.projection_is_possible(::Branching.AbstractDivideContext, reform)
-    return projection_is_possible(getmaster(reform))
+    return MathProg.projection_is_possible(getmaster(reform))
 end
 
 function run!(algo::AlgoAPI.AbstractDivideAlgorithm, env::Env, reform::Reformulation, input::Branching.AbstractDivideInput)
@@ -41,8 +41,8 @@ function run!(algo::AlgoAPI.AbstractDivideAlgorithm, env::Env, reform::Reformula
         return DivideOutput(SbNode[], optstate)
     end
 
-    extended_sol = get_extended_sol(ctx, reform, TreeSearch.get_opt_state(parent))
-    original_sol = get_original_sol(ctx, reform, TreeSearch.get_opt_state(parent))
+    extended_sol = get_extended_sol(reform, TreeSearch.get_opt_state(parent))
+    original_sol = get_original_sol(reform, TreeSearch.get_opt_state(parent))
 
     return Branching.run_branching!(ctx, env, reform, input, extended_sol, original_sol)
 end
\ No newline at end of file
diff --git a/src/Branching/Branching.jl b/src/Branching/Branching.jl
index b0de2c3dd..f8d97c8bf 100644
--- a/src/Branching/Branching.jl
+++ b/src/Branching/Branching.jl
@@ -91,7 +91,9 @@ function select!(rule::AbstractBranchingRule, env, reform, input::Branching.Bran
     return BranchingRuleOutput(local_id, candidates)
 end
 
-function advanced_select!(ctx::AbstractDivideContext, candidates, _, reform, input::AbstractDivideInput)
+abstract type AbstractBranchingContext <: AbstractDivideContext end
+
+function advanced_select!(ctx::AbstractBranchingContext, candidates, _, reform, input::AbstractDivideInput)
     children = get_children(first(candidates))
     return new_divide_output(children, nothing)
 end
@@ -101,7 +103,7 @@ end
 ############################################################################################
 
 # Implementation
-"Supertype for the branching contexts."
+"Supertype for the strong branching contexts."
 abstract type AbstractStrongBrContext <: AbstractDivideContext end
 
 "Supertype for the branching phase contexts."
diff --git a/test/e2e/gap/generalized_assignment.jl b/test/e2e/gap/generalized_assignment.jl
index a66acb613..bb37be0e8 100644
--- a/test/e2e/gap/generalized_assignment.jl
+++ b/test/e2e/gap/generalized_assignment.jl
@@ -23,7 +23,7 @@ function gap_toy_instance()
     @test MOI.get(model, MOI.NumberOfVariables()) == length(x)
     @test MOI.get(model, MOI.SolverName()) == "Coluna"
 end
-register!(e2e_tests, "gap", gap_toy_instance; f = true)
+register!(e2e_tests, "gap", gap_toy_instance)
 
 function gap_strong_branching()
     println("\e[45m gap strong branching \e[00m")
@@ -61,7 +61,7 @@ function gap_strong_branching()
     @test JuMP.termination_status(model) == MOI.OPTIMAL
     @test ClD.GeneralizedAssignment.print_and_check_sol(data, model, x)
 end
-register!(e2e_tests, "gap", gap_strong_branching; x = true)
+register!(e2e_tests, "gap", gap_strong_branching)
 
 
 # @testset "Generalized Assignment" begin