XVVF->none () is a standard ABAP Function Group available within your SAP system (depending on your version and release level). Below is the standard documentation available for this Function Group and A few details of other objects it interacts with such as tables, function modules, methods, classes etc. Within the wiki section in the menu there is also an opportunity for everyone to add useful hints and information specific to this SAP object. This means that you and other users will be able to find these details quickly by simply searching on the object name. The user created this object . XVVF->none is in the package , which belongs to the module () .
SAP ABAP Documentation XVVF->none(more ...)