diff --git a/src/lib66/graph/graph_build_g.c b/src/lib66/graph/graph_build_g.c
index 82f2bac85178f6f61f3a0bf242942ce75f8fa294..1a8a45e0096a185101c16de55e543642b72836ce 100644
--- a/src/lib66/graph/graph_build_g.c
+++ b/src/lib66/graph/graph_build_g.c
@@ -36,14 +36,5 @@ int graph_build_g(graph_t *g, char const *base, char const *treename, uint8_t da
             return 0 ;
     }
 
-    if (!graph_matrix_build(g))
-        log_warnu_return(LOG_EXIT_ZERO, "build the graph") ;
-
-    if (!graph_matrix_analyze_cycle(g))
-        log_warnu_return(LOG_EXIT_ZERO, "found cycle") ;
-
-    if (!graph_matrix_sort(g))
-        log_warnu_return(LOG_EXIT_ZERO, "sort the graph") ;
-
     return 1 ;
 }