hi after i upgrade from 11g to Forms [64 Bit] Version 12.2.1.4.0 (Production) am having this error when navigation in trace file am having

PRE-TEXT-ITEM Trigger Fired:
Form: LLCOPD04
Block: PERS
Item: SIGNON_TYPE

State Delta:
LLCOPD04, 14, Trigger, Entry, 5798085819025171, PRE-TEXT-ITEM
LLCOPD04, 15, Prog Unit, Entry, 5798085819237650, /LLCOPD04-7/P21_2021_10_14_17_15_19
LLCOPD04, 15, Prog Unit, Exit, 5798085819350575, /LLCOPD04-7/P21_2021_10_14_17_15_19
LLCOPD04, 14, Trigger, Exit, 5798085819594488, PRE-TEXT-ITEM

Executing MESSAGE Built-in:
In Argument 0 - Type: String Value: test06 Y
In Argument 1 - Type: Number Value: 121

Executing PAUSE Built-in:

35 - LLCOPD04:PERS.SIGNON_TYPE.5798086629722378

ALERT OK

Executing FORM_FAILURE Built-in:
Out Argument 0 - Type: Boolean Value: FALSE
LLCOPD04, 14, Prog Unit, Entry, 5798086630150099, /LLCOPD04-7/LCL_MODE_OBJ▒▒▒
LLCOPD04, 14, Prog Unit, Exit, 5798086644201748, /LLCOPD04-7/LCL_MODE_OBJ▒▒▒

Unhandled Exception ORA-100501
State Delta:
LLCOPD04, 13, Trigger, Exit, 5798086645115573, KEY-NEXT-ITEM
the code in ite is
PRE-TEXT-ITEM Trigger Fired:

if :PERS.SIGNON_TYPE='L' then
:PERS.L_FORCE_NO_ID_NO:= '(L-Force No/N-ID No)';
end if;

=====

KEY-NEXT-ITEM
IF nvl(:pers.signon_type,' ') not in ('L','N') then
message ('Value must be [L] or [N]');
raise form_trigger_failure;
END IF;
:global.signon_type := :pers.signon_type;
next_item;

the code is failing hear if i comment this out it work

IF form_failure and :global.pstat = 'N' then
LCL_MODE_OBJ;
:scr_force_no := :global.pers;
:signon_type := :global.signon_type;
raise form_trigger_failure;
ELSIF
form_failure then
LCL_MODE_OBJ;
:scr_force_no := :global.pers;
:signon_type := :global.signon_type;
IF :global.action = 'RETRIEVE' then
message('Sign-on ID does not exist - use NEW to create');
--enable_item('File','New');
set_menu_item_property('File.New', enabled, property_true);

raise form\_trigger\_failure;

ELSE
:pers.signon_type := :global.signon_type;
:scr_force_no := :global.pers;
IF :pers.signon_type = 'N' then
:pers.pers_rank_cde := '199';
go_field('pers_surname');
set_item_property('pers_rank_cde',UPDATEABLE,property_false);
set_item_property('pers_rank_cde',ENTERABLE,property_false);
set_item_property('pers_rank_cde',NAVIGABLE,property_false);
ELSE
set_item_property('pers_rank_cde',UPDATEABLE,property_true);
set_item_property('pers_rank_cde',ENTERABLE,property_true);
set_item_property('pers_rank_cde',NAVIGABLE,property_true);
go_field('pers_rank_cde');
END IF;
message('pages23');pause;
show_page(3);
message('Enter detail');
--enable_item('File','Save');
set_menu_item_property('File.Save', enabled, property_true);

:crt\_temp\_rec\_ind := 'T';
raise form\_trigger\_failure;

END IF;
ELSE
LCL_MODE_OBJ;
IF :global.action = ' NEW' then
:global.err := 'N';
message('Sign-on ID already exist - use RETRIEVE option');
raise form_trigger_failure;
ELSE
IF :pers.crt_temp_rec_ind = 'X' then
raise form_trigger_failure;
ELSE
IF :pers.signon_type = 'N' then
go_field('pers.pers_race_cde');
ELSE
go_field('pers.pers_id_no');
END IF;
END IF;
END IF;
END IF;
:system.message_level := '0';

===

procedure LCL_MODE_OBJ is
begin
-- message('mod3');pause;
:scr_nohlp_mode := :global.action;
:scr_nohlp_dte_tme := sysdate;
:menu.LLCOPD04 := 'LLCOPD04';
:menu.PERSONNEL_INFORMATION := 'PERSONNEL INFORMATION';
end;