KEerror 21051: unknown product code

[majid ali]

somebody help am install reallflight 7.0 when am run launcher am show a dialog box KEerror 21051 unknown product code
how am fix this problem

 

[Robert Ruehle]

I have same problem

 

[kyleKim]

Me too. Are there anybody to solve this problem?

 

[zeekworld]

Same, looks like there is a exe fix file but it has been removed from the downloads.
There is another thread about this.