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thanks otheus for showing me the way.

i've changed the error checking the way you pointed out and now it works as expected.
I never knew about this problem with loops and calling functions......

thanks for the reply.

i will need some sort of for loop to get the input of numbers
connected with the strings in the array. if I do this loop after
a pre-check it still gives me the same...

Hello,

basically what this script is supposed to do is showing a list of hosts that is given a number, that you will be able to choose from a list.
A check is made to verify that the chosen...