>To avoid index corruption on win 7 on Intel Core I 7: I had to do the following:
>Avoid the use of indexes that use functions:
>I use text fields containing information for management.

This might be connected to a bug in vfp I filed and which got fixed with vfp9 (perhaps a later SP ?)
You might try to pass each parameter to the index function in the *unfixed* version as
reference (@) which was the root of the error in the compiler according to A.T. from MS.

regards

thomas