encrypt decrypt a function from another function

[crip]

When I use the code listed i get an error

Code:

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Error (RT) in EncryptDecryptMacro:  exception

I can get it to work when i take out

Code:

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end _error

but it will keep running so i have to shut Qm down is there any hints you can tell me i am using
version 2.1.9.1 would that have something to do with it.