import from microsoft to project--ppm

hello,I got a problem these days.when i import a MSP(*.mpp file) to my cProject ,I got a error message:

Image may be NSFW.
Clik here to view. Enter an identification for the object

Image may be NSFW.
Clik here to view. Tasks and checklists under project definition are not allowed

I have found some configurations from "service.sap.com" and checked it in SAP GUI,but i don not know which place need to be maintained ,I am a newbie of PPM , so please tell me the every step of the integration between Microsoft Project to PPM,thanks!