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-rw-r--r--toolkit/components/thumbnails/BackgroundPageThumbs.jsm7
1 files changed, 6 insertions, 1 deletions
diff --git a/toolkit/components/thumbnails/BackgroundPageThumbs.jsm b/toolkit/components/thumbnails/BackgroundPageThumbs.jsm
index fded51cea..bd52e77e9 100644
--- a/toolkit/components/thumbnails/BackgroundPageThumbs.jsm
+++ b/toolkit/components/thumbnails/BackgroundPageThumbs.jsm
@@ -468,7 +468,12 @@ Capture.prototype = {
};
if (!data) {
- done();
+ // If this background attempt failed, cause a dummy file to be saved, so
+ // that gets loaded instead of attempting again (and again).
+ // XXX: Perhaps we can create a placeholder image to use instead of "null"
+ // here, so it has something to show to the user?
+ PageThumbs._store(this.url, this.url, null, true)
+ .then(done, done);
return;
}