Why I can not use the bing map with my key?

My code based on the mapwingis is as the following ,.but it does not work. Who can help me point out the problem?

the same question is in the mapwindows, as the following
I open the mapwindow5.6.3 (32bit) then I input my key as the follow:


then it is failed

my key is

Who can help me point out the problem?