System plugins doesn`t work OJS 2.4.8.1

[ctgraham]

This error is related to the retirement of the PKP ALM service:

ALT Metrics DNS error

Hi there, Apologies for the delay in our response. We have recently retired the ALM service. It was an experimental service, and will not be revived in its current form. I would recommend that you disable the plugin that displays that broken image. OJS 3 can display usage statistics without requiring an additional plugin or service - see this blog post on the subject. We don’t expect that this functionality will be back-ported to OJS 2, and we will continue to improve the metrics and display o…

I wouldn’t have expected it to be a cause of a fatal error, however. Are there any other errors nearby this one associated with the request?