Print configuration file disappear in the "Use print configuration" menu.

Hi all, 

I am using Window 7 64-bit.

Sometimes, when I use [Ctrl+P] to print something, In the Use print configuration happen like this

the drop-down menu of the "use print configuration"  have only the item"defaul". 

Before I had already set up some print configuration file(.cfg), here it is :

Thanks for help,

 

Best regards.