You can check here
did you check lpd_cust ess menu? and confirm if the switches for travel are also activated? FIN_TRAVEL_* You can control servics or links to appear from LPD_CUST, or use badi BAdI HRESS_MENU) https://help.sap.com/erp2005_ehp_05/helpdata/en/a4/b1b1674f1442c281f4956efecfc945/content.htmhttp://scn.sap.com/thread/3572622