Precisely what is erroneous with my NEXIQ 125032?

I just bought 1 NEXIQ125032, and mounted program but I didn't know the way to begin my prognosis and finally unsuccessful to diagnose vans. hence, I obtained acquire two images clearly show as below:


I did not how to proceed, so I sent them to my vendor one obd2 tools wholesale seller. Their technique informed me that i failed to put in software package properly, in order that they mail me installation guidelines. At last I reinstalled it according to instructions and obtain vehicles identified perfectly.