White page when restarting a deal

[cryptowhizzard]

Checklist

• This is not a question or a support request. If you have any boost related questions, please ask in the discussion forum.
• This is not a new feature request. If it is, please file a feature request instead.
• This is not an enhancement request. If it is, please file a improvement suggestion instead.
• I have searched on the issue tracker and the discussion forum, and there is no existing related issue or discussion.
• I am running the Latest release, or the most recent RC(release canadiate) for the upcoming release or the dev branch(master), or have an issue updating to any of these.
• I did not make any code changes to boost.

Boost component

• boost daemon - storage providers
• boost client
• boost UI
• boost data-transfer
• boost index-provider
• Other

Boost Version

Latest master

Describe the Bug

When 2 or more deals are paused because of an error and you try to restart boost returns a white page.

Logging Information

-

Repo Steps

1. Run '...'
2. Do '...'
3. See error '...'
   ...

[cryptowhizzard]

Fixed in #1863