Симуляция в Proteus 6.x, Непонятки .. Опции

[okela]

Кто знает, что за трабла выскакивает при запуске симулятора .

SIMULATION LOG
==============
Design: E:\Labcenter Electronics\Proteus 6 Professional\SAMPLES\My_Proects\Efim_Controller\ENC\ENC.DSN
Doc. no.: <NONE>
Revision: <NONE>
Author: <NONE>
Created: 02/11/04
Modified: 16/04/05

Compiling source files...
Processing ENC.asm...
up to date.
Build completed OK.
Compiling netlist...
Linking netlist...
WARNING [LINKER] : Unresolved module pin 'U5_VEE'.
WARNING [LINKER] : Unresolved module pin 'U4_VEE'.
Partition analysis...

Simulating partition 1 [E9E9789B]...
Animation started sucessfully...
PROSPICE Release 6.1 SP2 © Labcenter Electronics 1993-2002.
SPICE Kernel Version 3f5. © Berkeley University ERL.

Reading netlist...
Net VDD taken as alias for VCC
Net VSS taken as alias for GND
Reading SPICE models...
Building circuit...
Added GEARTH resistor for net #00047.
Instantiating SPICE models...
[U1] Read total of 2964 bytes from file 'C:\Keil_2003\C51\Projects\EncGR\ENC\Source\Enc.hex'.
[SPICE] Error 106 - TRAN: Timestep too small; time = 0.0145537, timestep = 1.25e-019: trouble with node "#00060"
.
Real Time Simulation FAILED.

Изменение временных параметров симулятора помогает мало..
Проект живьем работает.