when i run the setup transaction OLI7BW in r/3,i get an error message stating extract structure not active or bw connection not exist.but i made all the extract structure for sales to active and yhe connection between the bw and r/3 also exist.can u tell me where is the problem and i want to know where to find the extract structure details that is affected by the transaction<b>OLI7BW</b>.