An issue caused by Atlassian is preventing a number of add-ons from displaying their data. Atlas CRM for Confluence is affected by this issue. We have identified the issue, but there is nothing we can do at this moment. We are waiting for Atlassian to resolve their issue.
Atlas CRM for JIRA is not affected. If you need access to your CRM data, you can access it in JIRA.
If you want to track Atlassian's progress on the issue, you can find their incident report here: http://status.atlassian.com/incidents/3hzqdpjrggrq