>In the following command (fln refers to file name)
>

>if fln = " " 
>fln = "Temp"
>endif
>

>
>i get this error message
>
>Operator/operand type mismatch
>
>I cannot find the point in my programming at which this variable becomes a numeric reference - but nonetheless Is there a command line i can run immediately before to check if fln is text variable, if not then change it to a text variable before the error message comes up.
>
>thanks
>k

if vartype(m.fln) = "C" && our variable is of the character type