From c253ee9ab8acb5729aefee3cd1638802ceea28c3 Mon Sep 17 00:00:00 2001
From: Jonas Jenwald <jonas.jenwald@gmail.com>
Date: Thu, 6 Jul 2017 13:44:01 +0200
Subject: [PATCH] Ensure that the document is rendered on load, no matter what
 happens, by always calling `PDFViewer.update` *after* the initial position
 has been set

---
 web/app.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/web/app.js b/web/app.js
index 784aa1537..8eacd7126 100644
--- a/web/app.js
+++ b/web/app.js
@@ -985,6 +985,12 @@ let PDFViewerApplication = {
 
         pdfViewer.currentScaleValue = pdfViewer.currentScaleValue;
         this.setInitialView(initialParams.hash);
+      }).then(function() {
+        // At this point, rendering of the initial page(s) should always have
+        // started (and may even have completed).
+        // To prevent any future issues, e.g. the document being completely
+        // blank on load, always trigger rendering here.
+        pdfViewer.update();
       });
     });