[[https://www.revelation.com/|Sign up on the Revelation Software website to have access to the most current content, and to be able to ask questions and get answers from the Revelation community]] ==== windows XP update breaks EMS DOS issue (AREV Specific) ==== === At 19 OCT 2012 10:56:14AM Joel Fischer wrote: === {{tag>"AREV Specific"}} KB2661254 or KB2661254-v2 patches / updates which rolled out from Microsoft on 10/11 Oct 2012 destroy EMS support. You need to roll that back in order to have a properly functioning AREV environment under DOS. this page describes how to roll it back: Windows XP: Restore EMS (expanded memory) after 10 October 2012 Windows update http://www.wpuniverse.com/vb/showthread.php?34748-Windows-XP-Restore-EMS-%28expanded-memory%29-after-10-October-2012-Windows-update [[https://www.revelation.com/revweb/oecgi4p.php/O4W_HANDOFF?DESTN=O4W_RUN_FORM&INQID=NONWORKS_READ&SUMMARY=1&KEY=E9950F85998F03434F7F5D28D|View this thread on the forum...]]