Installing Forum for Confluence

  1. Go to: General Configuration > Find new add-ons
  2. Search for: Forum for Confluence
  3. Click on: Free Trial
  4. Done!
com.atlassian.confluence.content.render.xhtml.migration.exceptions.UnknownMacroMigrationException: The macro ' jquery(".wiki-content a").attr("target", "_blank"); ' is unknown.