Hi Warship, Right click on the Cessna PPL course icon, click on "Properties", click on "Compatability" Tab, check "Run this program in compatability mode for:" and select the OS that the program ran in with no problems. Make changes to display settings as required by the program. -:¦:-¸.*´ .*´¨¨)) ¸.*´ .*´¨¨)) ¸.*´ .*´¨¨)) ¸.*´ .*´¨¨)) ((¸¸.*´ ..*´ ((¸¸. Gene ((¸¸.*´ ..*´ ((¸¸.*´ ..*´ -:¦:- A Technical Support Alliance Charter Member - TSA http://groups.yahoo.com/group/Build_A_Computer/ http://groups.yahoo.com/group/computersupport_2/ http://groups.yahoo.com/group/pro_tech/ http://groups.yahoo.com/group/what_error_messages_really_mean/ //www.freelists.org/archives/windows_errors/ ~~~~~©~~~~~ ----- Original Message ----- From: "warship33331" <GEGoff2003@xxxxxxxxxxxxx> To: <What_Error_Messages_Really_Mean_WinXP@xxxxxxxxxxxxxxx> Sent: Thursday, October 02, 2003 9:54 AM Subject: [windows_errors] [What_Error_Messages_Really_Mean_WinXP] Re: Help, NTVDM.EXE error It looks like it is a 16-bit program. Warship <trimmed>