/webdynpro/dispatcher/sap.com/tcsecumewdumeadmin/UmeAdminApp
com.sap.caf.eu.gp.roles.dt.basic Or
com.sap.caf.eu.gp.roles.dt.advanced Or
com.sap.caf.eu.gp.roles.dt.expert (Choose this one) building deploying and testing your CAF projects, using designtime and runtime of guided procedures and building user interface (iViews) with Visual Composer.
Note: This setting of roles should be used for learning purpose, as it will give you all the access you might want. For project specific needs you should look for complete set of portal and ume roles on help.sap.com