ERROR(ORPSIM-16152): Invalid number .

i have been struggling with this error since i cannot run the simulation, any help would be appreciate it .

it a simple circuit with a 10 vdc and 2 resistors( 1 5 ohm and 1 ( 0-10 Rx) with a Dc sweep ( global  Rx , linear 0-10 )


**** 04/05/18 11:45:14 ****** PSpice Lite (October 2012) ****** ID# 10813 ****

 ** Profile: "SCHEMATIC1-lab 8"  [ C:\lab 8-PSpiceFiles\SCHEMATIC1\lab 8.sim ] 

 ****     CIRCUIT DESCRIPTION

******************************************************************************

** Creating circuit file "lab 8.cir" 
** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS

*Libraries: 
* Profile Libraries :
* Local Libraries :
* From [PSPICE NETLIST] section of C:\Users\pico_\AppData\Roaming\SPB_16.6\cdssetup\OrCAD_PSpice/16.6.0/PSpice.ini file:
.lib "nomd.lib" 

*Analysis directives: 

.DC LIN PARAM Rx 0 10 .1 
.OPTIONS ADVCONV
.PROBE64 V(alias(*)) I(alias(*)) W(alias(*)) D(alias(*)) NOISE(alias(*)) 
.INC "..\SCHEMATIC1.net" 

**** INCLUDING SCHEMATIC1.net ****
* source LAB 8
R_RTH         N14356 N14369  5 TC=0,0 
V_V1         N14356 0 10 VDC
-------------------------$
ERROR -- Expecting keyword STIMULUS, saw VDC.

R_RL         0 N14369  Rx TC=0,0 
--------------------------$
ERROR(ORPSIM-16152): Invalid number
.PARAM  rx=10

**** RESUMING "lab 8.cir" ****
.END