The error is shown on Mailchimp Campaigns page in case when some templates are not found in mailchimp:

The website encountered an unexpected error. Please try again later.

Symfony\Component\Routing\Exception\RouteNotFoundException: Route "" does not exist. in Drupal\Core\Routing\RouteProvider->getRouteByName() (line 190 of core/lib/Drupal/Core/Routing/RouteProvider.php).

The patch mailchimp_fix_campaigns_list_error.patch to fix this error is attached.

CommentFileSizeAuthor
mailchimp_fix_campaigns_list_error.patch930 bytesLilyB
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Comments

LilyB created an issue. See original summary.

  • ruscoe committed dc85d7d on 8.x-1.x authored by LilyB 
    Issue #2904057 by LilyB: "The website encountered an unexpected error."...
ruscoe’s picture

ruscoe CreditAttribution: ruscoe at ThinkShout for Mailchimp commented
Status: Needs review » Fixed

Works perfectly! Thank you for your work on this.

Status: Fixed » Closed (fixed)

Automatically closed - issue fixed for 2 weeks with no activity.