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Web UI: origins returning 505: 'NoneType' object has no attribute 'split'
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A number of origins fail to be rendered with HTTP response 505 and the message in title.

An example is

A longer list with ~200 origins is at

Event Timeline

zack created this task.Oct 31 2018, 11:08 AM
zack triaged this task as High priority.
zack updated the task description. (Show Details)

After a quick analysis, this seems related to origins with a partial visit and no captured snapshot, see

An exception should be thrown somewhere to handle these cases.

zack added a comment.Oct 31 2018, 11:25 AM


To elaborate, the user-visible result should be the same of origins that haven't been visited yet, e.g.:

which returns 404 and a user-targeted error message.

zack added a comment.EditedOct 31 2018, 11:25 AM

(I also note that the search results page treat both cases similarly: showing an X for both kind of origins. Good!)