ESS 2005 - Broken Link error Broken delta link - object type = com.sap.port

Has anyone seen this? What is the cause? We are runn ESS 2005.

Broken delta link - object type = com.sap.portal.pcd.gl.GlContext id = portal_content/com.sap.pct/srvconfig/com.sap.pct.erp.srvconfig.ess.employee_self_service/com.sap.pct.erp.srvconfig.us/com.sap.pct.erp.srvconfig.fam/com.sap.pct.erp.srvconfig.fpmapplications/com.sap.pct.erp.srvconfig.per_family_us/com.sap.xss.config.fpmviews/Detailnaviview.