Crash "not emulated EE 3d8"

[Frederic Herman <fherman@inferential.com>]

I am trying to run an app that worked in a previous Linux box.  The 
current one is an x86_64 (AMD) fedora fc7 system.  When I try to run the 
app from dosemu, it immediately crashes, and the boot.log ends with:

DOSEMU-1.4.0.0 is coming up on Linux version 2.6.23.15-80.fc7
WARN: vm86plus service not available in your kernel
WARN: using CPU emulation for vm86()
CONF: reserving 640Kb at 0x00000 for 'd' (Base DOS memory (first 640K))
CONF: reserving 48Kb at 0xF4000 for 'r' (Dosemu reserved area)
CPU: Stack bottom 0x7fffda184000, top 0x7fffda1a9000, esp=0x7fffda186300
CONF: reserving 128Kb at 0xA0000 for 'v' (Video memory)
CONF: reserving 8256Kb at 0x100000 for 'x' (Extended memory (HMA+XMS))
Registering HWRAM, type=e base=0x40000000 size=0x400000
CONF: reserving 4096Kb at 0x40000000 for 'e' (VGAEMU LFB)
CONF: reserving 12Kb at 0xC0000 for 'V' (VGAEMU Video BIOS)
SERIAL $Id: ser_init.c 1769 2007-05-04 05:59:48Z bartoldeman $
PKT: Cannot allocate TAP device (dynamic): Operation not permitted
CONF: detected layout is "auto"
CONF: detected alternate layout: (null)
CONF: reserving 64Kb at 0xE4000 for 'E' (EMS page frame)
CONF: reserving 132Kb at 0xC3000 for 'U' (Upper Memory Block (UMB, XMS 3.0))
TIME: using 9154 usec for updating ALRM timer
======================= ENTER CPU-EMU ===============

ERROR: MFS: couldn't find root path /media/CDROM
not emulated EE 3d8
leavedos(0|0x0) called - shutting down
======================= LEAVE CPU-EMU ===============
Total cpuemu time          1343323 us (incl.trace)
Total codgen time           105892 us
Total linker time           117651 us
Total exec   time           501636 us (incl.faults)
Total insert time           100441 us
Total search time            31550 us
Total clean  time            33822 us
Max tree nodes                3208
Max node size                  354
Max tree depth                  14
Nodes parsed                226832
Find misses                 147127
Nodes executed             1862859
Find hits                   267063 (14%)
Find last hits             1595796 (85%)
Page faults                  34545
Signals received               242
Tree cleanups                   13

Any help would be appreciated.

Fred