thanks a lot

I got a solution for Reserved error (-1038)
but first i have to thank NeoPa and all group person

i made this change in your code

Code:
Public Function Concat(strIOSC As String, _
                       strFeature As String) As String
    [B]Dim H as integer[/B]
    Static strLastIOSC As String
    Static strFeatures As String
    
    H = Len(strFeature)
...