症状

Using IE9, when trying to search for a JIRA issue to insert into a JIRA Issues Macro, an error is thrown: "Received the following HTTP error code from the server: 200"

However, network logs shows a "304" redirect. No errors are thrown in the application logs.

原因

Cookies are missing from the header.

ソリューション

• In IE, allow cookies for Confluence at Tools > Internet Options > Privacy > Sites > Address of website, add the Confluence url, and click Allow.