Creating File & Writing Data Causes a Permissions Error

Public Function DeleteLines(ByVal from_name As String, ByVal to_name As String, ByVal target As String) As Long
    Dim strlen As Integer
    Dim from_file As Integer
    Dim to_file As Integer
    Dim one_line As String
    Dim deleted As Integer
 
    ' Open the input file.
    from_file = FreeFile
    Open from_name For Input As from_file
 
    ' Open the output file.
    to_file = FreeFile
    Open to_name For Output As to_file
 
    ' Copy the file skipping lines containing the
    ' target.
    deleted = 0
    
    Do While Not EOF(from_file)
        Line Input #from_file, one_line
        If InStr(one_line, target) = 0 Then
            Print #to_file, one_line
        Else
            deleted = deleted + 1
        End If
    Loop
 
    ' Close the files.
    Close from_file
    Close to_file
    
    Kill (from_name)
    Name to_name As from_name
    
    DeleteLines = deleted
End Function