From 29efc96cd504af9f6f16ef52525c08fea6e87cf5 Mon Sep 17 00:00:00 2001
From: jdlrobson <jdlrobson@gmail.com>
Date: Thu, 17 Sep 2020 09:52:10 -0700
Subject: [PATCH] Fixes:  Error: Bad constructor arguments

Change-Id: I2f1146946bfb96d50f9580f2f7a9bd5dcb926ef1
---
 .../ve-mw/preinit/ve.init.mw.DesktopArticleTarget.init.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/modules/ve-mw/preinit/ve.init.mw.DesktopArticleTarget.init.js b/modules/ve-mw/preinit/ve.init.mw.DesktopArticleTarget.init.js
index c845204995..3ce955bba1 100644
--- a/modules/ve-mw/preinit/ve.init.mw.DesktopArticleTarget.init.js
+++ b/modules/ve-mw/preinit/ve.init.mw.DesktopArticleTarget.init.js
@@ -619,7 +619,13 @@
 					// Add section is currently a wikitext-only feature
 					'#ca-addsection a'
 				).each( function () {
-					var linkUri = new mw.Uri( this.href );
+					var linkUri;
+					try {
+						linkUri = new mw.Uri( this.href );
+					} catch ( e ) {
+						// T66884
+						return;
+					}
 					if ( 'action' in linkUri.query ) {
 						delete linkUri.query.action;
 						linkUri.query.veaction = 'editsource';