> > does anybody know, what the following message means?
> > where is this number to adjust? server, API or IBO?
> >
> > >Runtime Error: ISC ERROR CODE:335544817
> > >ISC ERROR MESSAGE: number of transactions per sweep required

This error is not IBO related. IBO is just the messenger.

I'd recommend issues like this first appear in IB-Support.

Jason Wharton
CPS - Mesa AZ
http://www.ibobjects.com