I have the same problem, please help me with [ERROR -- Less than 2 connections at node N]

**** 03/04/17 15:06:50 ********* PSpice 9.2 (Mar 2000) ******** ID# 1 ********

 ** Profile: "SCHEMATIC1-TEST (1)"  [ D:\orcad trainings\power circut-schematic1-test (1).sim ] 


 ****     CIRCUIT DESCRIPTION


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




** Creating circuit file "power circut-schematic1-test (1).sim.cir" 
** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS

*Libraries: 
* Local Libraries :
* From [PSPICE NETLIST] section of C:\Program Files\Orcad\PSpice\PSpice.ini file:
.lib "nom.lib" 

*Analysis directives: 
.PROBE V(*) I(*) W(*) D(*) NOISE(*) 
.INC ".\power circut-SCHEMATIC1.net" 



**** INCLUDING "power circut-SCHEMATIC1.net" ****
* source POWER CIRCUT
X_U1         N00298 N00069 0 LM7812C
X_U2         N00069 N00086 N00223 LM7805C
Q_Q2         N00298 N01064 N01140 TIP41
D_D2         0 0 D1N4744A 
R_R44         0 N00086  1k  
D_D1         N00223 0 D1N4007 
Q_Q1         N00298 N01496 N01430 BC107A 
Q_Q11         N00298 N00630 N01064 BC107A 
Q_Q22         N00298 N01430 N01464 TIP41
V_V1         N00298 0 24Vdc
D_D3         0 N01496 D1N4744A 
R_R3         0 N01464  1k  
R_R4         0 N01140  1k  

**** RESUMING "power circut-schematic1-test (1).sim.cir" ****
.END

ERROR -- Less than 2 connections at node N00630