CD4081B: Error message in Pspice for TI - ERROR(ORPSIM-15108): subcircuit undefined

Dear IT team,

can you please help me with the following problem in Pspice for TI.

For this simulation

I get following error message.

**** 04/19/24 13:12:02 **** PSpice 23.1.0 (30 January 2024) *** ID# 0 ********

** Profile: "SCHEMATIC1-trans" [ D:\sim\PspiceTI\improvements\Project1\project1-pspicefiles\schematic1\trans.sim ]

**** CIRCUIT DESCRIPTION

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

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

*Libraries:
* Profile Libraries :
* Local Libraries :
* From [PSPICE NETLIST] section of C:\cds_spb_home\cdssetup\OrCAD_PSpiceTIPSpice_Install\23.1.0\PSpice.ini file:
.lib "nom_pspti.lib"
.lib "nom.lib"

*Analysis directives:
.TRAN 0 100ms 0
.OPTIONS ADVCONV
.OPTIONS FILEMODELSEARCH
.PROBE64 V(alias(*)) I(alias(*)) W(alias(*)) D(alias(*)) NOISE(alias(*))
.INC "..\SCHEMATIC1.net"

**** INCLUDING SCHEMATIC1.net ****
* source PROJECT1
V_V1 N00154 0 12
R_R1 N00538 0 1k TC=0,0
X_U2 N00538 0 0 N00154 0 CD4081B

**** RESUMING trans.cir ****
.END

ERROR(ORPSIM-15108): Subcircuit CD4081B used by X_U2 is undefined

Thanks in advance for help

with best regards

Vlad