Fix crash on bad wtforms validator instace

diff --git a/app/blueprints/packages/releases.py b/app/blueprints/packages/releases.py
index 278f9aa6dad27e9fb33d5d8ca3c34e5e3ae4ab34..4eec6cd9a57e4316da516f386b003d2332768b7d 100644 (file)
--- a/app/blueprints/packages/releases.py
+++ b/app/blueprints/packages/releases.py
@@ -55,7 +55,7 @@ class CreatePackageReleaseForm(FlaskForm):
 
 class EditPackageReleaseForm(FlaskForm):
        title    = StringField("Title", [InputRequired(), Length(1, 30)])
-       url      = StringField("URL", [URL])
+       url      = StringField("URL", [URL()])
        task_id  = StringField("Task ID", filters = [lambda x: x or None])
        approved = BooleanField("Is Approved")
        min_rel  = QuerySelectField("Minimum Minetest Version", [InputRequired()],