3774611 - Issue while customizing GRC Access Control Access Request Submission

When user clicking on settings for Current Configuration button to customize GRC Access Control Access Request Submission ,

getting 500 internal server error Access using a 'ZERO' object reference is not possible.

Dump generated on ST22:

Category               ABAP programming error
Runtime Errors         OBJECTS_OBJREF_NOT_ASSIGNED
ABAP: Program          CL_WDR_P13N_RT================CP
Application Component  BC-WD-ABA

Short Text                                                                                        
Access using a 'ZERO' object reference is not possible

Information on where terminated                                                                   
The termination occurred in ABAP program or include                                           
"CL_WDR_P13N_RT================CP", in "DECORATORS_FILL_DEC_NODE". The                       
main program was "SAPMHTTP".                                                                  
In the source code, the termination point is in line 18 of include                            
"CL_WDR_P13N_RT================CM045".                                                       
include "CL_WDR_P13N_RT================CM045"

>>>>> l_pp13n_node_struc-view_name = l_decorator_for->view->name

• SAP_UI 816 SP01
• UIMABAC 100 SP03  
• UIDP 100 SP08 
• GRCUIDP 100 SP01  

OBJECTS_OBJREF_NOT_ASSIGNED, CL_WDR_P13N_RT================CP, DECORATORS_FILL_DEC_NODE, Admin mode, UIDP 

l_pp13n_node_struc-view_name, l_decorator_for->view->name, CL_WDR_P13N_RT=>DECORATORS_FILL_DEC_NODE

Access using a 'ZERO' object reference is not possible. Settings for Current Configuration, Access Request submission.