Just bougth and installed the JS4100, in my computer. I run Win7 64-bit with FSX SP2. Installation of the JS4100 went fine, but when it comes to the FSX menu, i screen pops up saying something like: "initzilation of licence failed"... ??? (I bought this product from PMDG som i have the right key etc...)The I can fly the plane, but when i sould turn of FSX hangs up and cant quit normaly... Please help me! this is such a wonderful plane!Best RegardsPer

Just bougth and installed the JS4100, in my computer. I run Win7 64-bit with FSX SP2. Installation of the JS4100 went fine, but when it comes to the FSX menu, i screen pops up saying something like: "initzilation of licence failed"... ??? (I bought this product from PMDG som i have the right key etc...)The I can fly the plane, but when i sould turn of FSX hangs up and cant quit normaly... Please help me! this is such a wonderful plane!Best RegardsPer

Hi Per,Please see my other reply to your post: Here