PM Sheet (PMP Exam Prep) funktioniert nicht

PMP® processes reference and exercise to memorize PMP® processes - for project managers studying for PMI® PMP® (Project Management Professional). -PMP’s processes puzzle – an exercise to help to memorize 49 processes. -PMP’s processes reference – interactive reference with definition drill down functionality.  This application is a derivative work of A Guide to the Project Management Body of Knowledge (PMBOK® Guide) – Sixth Edition, which is copyrighted material of and owned by, Project Management Institute, Inc. (PMI), Copyright 2017.  PMBOK® Guide, PMP®, PMI® are registered marks of Project Management Institute, Inc.  Note: The reference materials are limited to the "Project Integration Management" area only.  The derivative work is the copyrighted material of and owned by, “PMSheet”, Copyright 2017.  Materials are based on PMBOK® Guide – Sixth Edition.  Unauthorized reproduction of this material is strictly prohibited.  This publication has been developed and reproduced with the permission of PMI.  The software is provided “AS IS” without any warranties.  PMI does not endorse or otherwise sponsor this application and make no warranty, guarantee, or representation, expressed or implied, as to its accuracy or content.