diff --git a/src/main/webapp/src/pages/competition/editor/CMTable.jsx b/src/main/webapp/src/pages/competition/editor/CMTable.jsx
index f487c09..37a999c 100644
--- a/src/main/webapp/src/pages/competition/editor/CMTable.jsx
+++ b/src/main/webapp/src/pages/competition/editor/CMTable.jsx
@@ -8,6 +8,7 @@ import {FontAwesomeIcon} from "@fortawesome/react-fontawesome";
 import {faCircleQuestion} from "@fortawesome/free-regular-svg-icons";
 import {DrawGraph} from "../../result/DrawGraph.jsx";
 import {scorePrint, win} from "../../../utils/Tools.js";
+import {toast} from "react-toastify";
 
 function CupImg() {
     return <img decoding="async" loading="lazy" width={"16"} height={"16"} className="wp-image-1635"
@@ -278,7 +279,7 @@ function BuildTree({treeData, matches}) {
     const trees = initTree(treeData);
 
     const onMatchClick = (rect, matchId, __) => {
-        setCurrentMatch({matchSelect: matchId, matchNext: new TreeNode(matchId).nextMatchTree(trees)});
+        setCurrentMatch({matchSelect: matchId, matchNext: new TreeNode(matchId).nextMatchTree(trees.reverse())});
     }
 
     const onClickVoid = () => {
@@ -288,7 +289,7 @@ function BuildTree({treeData, matches}) {
     return <div>
         <div ref={scrollRef} className="overflow-x-auto" style={{position: "relative"}}>
             <DrawGraph root={trees} scrollRef={scrollRef} onMatchClick={onMatchClick} onClickVoid={onClickVoid}
-                       matchSelect={currentMatch?.matchSelect} matchNext={currentMatch?.matchNext}/>
+                       matchSelect={currentMatch?.matchSelect} matchNext={currentMatch?.matchNext} size={23}/>
         </div>
 
         {currentMatch?.matchSelect && <LoadingProvider><ScorePanel matchId={currentMatch?.matchSelect} matches={matches}/></LoadingProvider>}
@@ -381,6 +382,14 @@ function ScorePanel({matchId, matches}) {
         if (!match || match?.end === end)
             return;
 
+        if (end){
+            if (win(match?.scores) === 0 && match.categorie_ord === -42){
+                toast.error("Impossible de terminer un match nul en tournois.");
+                setEnd(false);
+                return;
+            }
+        }
+
         setLoading(1)
         sendRequest('updateMatchEnd', {matchId: matchId, end})
             .finally(() => {
diff --git a/src/main/webapp/src/pages/result/DrawGraph.jsx b/src/main/webapp/src/pages/result/DrawGraph.jsx
index 640fdf5..c518ea7 100644
--- a/src/main/webapp/src/pages/result/DrawGraph.jsx
+++ b/src/main/webapp/src/pages/result/DrawGraph.jsx
@@ -2,7 +2,6 @@ import {useEffect, useRef} from "react";
 import {scorePrint, win} from "../../utils/Tools.js";
 
 const max_x = 500;
-const size = 24;
 
 function getMousePos(canvas, evt) {
     const rect = canvas.getBoundingClientRect();
@@ -21,6 +20,7 @@ export function DrawGraph({
                               },
                               matchSelect = null,
                               matchNext = null,
+                              size = 24
                           }) {
     const canvasRef = useRef(null);
     const actionCanvasRef = useRef(null);