DECLARE Long Logger_FileUpload IN c:\windows\system\taglogger.dll String @FileNameStruct , String @Data Local lcFileStruc && file name structure as defined for TAGLOGGERFILE Local lcData && buffer to hold file contents Local lnStatus && return status Local lnSize lcFileName = "TEST.TXT" lcFileStruc = Alltrim(lcFileName)+Chr(0) && "name.ext"+null char lcFileStruc = Padr(lcFileStruc,13,Chr(0)) && padded to 13 bytes long lcFileStruc = lcFileStruc + Replicate(Chr(0),4) && to get returned file size lcData = "This is just a text" lnStatus = Logger_FileUpload( @lcFileStruc, @lcData) MESSAGEBOX(lnStatus )Using the above code I receive and error saying Declare DLL call caused an exception.