diff --git a/README.md b/README.md
index c318cef2..201f42c3 100644
--- a/README.md
+++ b/README.md
@@ -185,7 +185,6 @@ Principaux contenus:
 
 # TODO
 
- - page d'erreur ScoValueError
  - redirection pour authentification
  - import/export Excel
  
diff --git a/app/__init__.py b/app/__init__.py
index bcb5c567..c270c4e5 100644
--- a/app/__init__.py
+++ b/app/__init__.py
@@ -1,6 +1,7 @@
 # -*- coding: UTF-8 -*
 # pylint: disable=invalid-name
 
+from app.scodoc.sco_exceptions import ScoValueError
 import os
 import sys
 
@@ -11,6 +12,7 @@ from flask import request
 from flask import Flask
 from flask import current_app
 from flask import g
+from flask import render_template
 from flask_sqlalchemy import SQLAlchemy
 from flask_migrate import Migrate
 from flask_login import LoginManager
@@ -41,6 +43,10 @@ cache = Cache(  # XXX TODO: configuration file
 )
 
 
+def handle_sco_value_error(exc):
+    return render_template("sco_value_error.html", exc=exc), 404
+
+
 def create_app(config_class=Config):
     print("create_app")
     app = Flask(__name__, static_url_path="/ScoDoc/static", static_folder="static")
@@ -55,6 +61,8 @@ def create_app(config_class=Config):
     cache.init_app(app)
     sco_cache.CACHE = cache
 
+    app.register_error_handler(ScoValueError, handle_sco_value_error)
+
     from app.auth import bp as auth_bp
 
     app.register_blueprint(auth_bp, url_prefix="/auth")
diff --git a/app/templates/sco_value_error.html b/app/templates/sco_value_error.html
new file mode 100644
index 00000000..e751f1d8
--- /dev/null
+++ b/app/templates/sco_value_error.html
@@ -0,0 +1,18 @@
+{% extends 'base.html' %}
+{% import 'bootstrap/wtf.html' as wtf %}
+
+{% block app_content %}
+
+<h2>Erreur !</h2>
+
+<p>{{ exc }}</p>
+
+<p>
+    {% if g.scodoc_dept %}
+        <a href="{{ exc.dest_url or url_for('scolar.index_html', scodoc_dept=g.scodoc_dept) }}">continuer</a>
+    {% else %}
+        <a href="{{ exc.dest_url or url_for('scodoc.index') }}">continuer</a>
+    {% endif %}
+</p>
+
+{% endblock %}
\ No newline at end of file
diff --git a/app/views/essais.py b/app/views/essais.py
index 4f4280fb..67e49da7 100644
--- a/app/views/essais.py
+++ b/app/views/essais.py
@@ -11,6 +11,7 @@ from flask import g
 from flask import current_app
 from flask import render_template
 from flask import request
+from flask import url_for
 
 from app.decorators import (
     scodoc7func,
@@ -23,8 +24,8 @@ from app.auth.models import Permission
 
 from app.views import essais_bp as bp
 
-# import sco_core deviendra:
 from app.scodoc import sco_cache
+from app.scodoc import sco_exceptions
 
 context = ScoDoc7Context(globals())
 
@@ -93,3 +94,14 @@ def essrep():
 def testcheckbox():
     # args = request.args
     return render_template("essais/testcheckbox.html")
+
+
+# Test exception
+@bp.route("/test_exception_value_error", methods=["GET"])
+def test_exception_value_error():
+    raise sco_exceptions.ScoValueError(
+        "hello",
+        dest_url=url_for(
+            "notes.formsemestre_status", scodoc_dept="RT", formsemestre_id="SEM38882"
+        ),
+    )
diff --git a/app/views/notes.py b/app/views/notes.py
index 1036c7bc..90dc463b 100644
--- a/app/views/notes.py
+++ b/app/views/notes.py
@@ -1600,11 +1600,13 @@ sco_publish(
     "/do_evaluation_set_missing",
     sco_saisie_notes.do_evaluation_set_missing,
     Permission.ScoEnsView,
+    methods=["GET", "POST"],
 )
 sco_publish(
     "/evaluation_suppress_alln",
     sco_saisie_notes.evaluation_suppress_alln,
     Permission.ScoView,
+    methods=["GET", "POST"],
 )