The start operator is necessary because the virtual cursor moves only forward through the list. Pdf), Text File (. The second subcommand uses the start operator ( = ) to move the virtual cursor back to the starting position and then uses the positioning operator to place the cursor on the PartMgr driver. BSOD crash analysis support BSOD debugging , help for Microsoft Windows Operating Systems, error reports , driver research crash dump analysis. The first subcommand uses the delete operator (! Windows Error Codes ( MSDN) - Free ebook download as PDF File (. ) to delete Disklog from the list. Ndis usermode io protocol driver. Txt) or read book online for free.