Marking stories unread gives the aforementioned popup notification. Chrome dev tools console shows:
POST https://newsblur.com/reader/mark_stor… 500 (INTERNAL SERVER ERROR) common.js:168
send common.js:168
m.extend.ajax common.js:162
(anonymous function) common.js:240
m.extend.dequeue common.js:96
a.manageAjax._manager.add common.js:239
NEWSBLUR.AssetModel.Backbone.Router.extend.make_request common.js:1258
NEWSBLUR.AssetModel.Backbone.Router.extend.mark_story_as_unread common.js:1262
NEWSBLUR.Collections.Stories.Backbone.Collection.extend.mark_unread common.js:1359
(anonymous function) common.js:1222
a.extend.targetIs common.js:207
NEWSBLUR.Reader.Backbone.Router.extend.handle_clicks common.js:1221
(anonymous function) common.js:209
m.event.dispatch common.js:115
q.handle
and
[“AJAX Error”, Object, 500, “error”, “INTERNAL SERVER ERROR”, true, function, false]
0: “AJAX Error”
1: Object
2: 500
3: “error”
4: “INTERNAL SERVER ERROR”
5: true
6: function () { [native code] }
7: false
length: 8
__proto__: Array[0]