BatGui.exe crashing everytime I select the "Load Steam Games" from the user interface (Error message posted below)

Hoping for some guidance all.

Error message pasted below:

Error at line 37 of Clic sur BTN_Load_steam_game process.
JSONToVariant function called.
Invalid JSON format

----- Technical information -----

Project : BatGui

WL call:
Process of 'Clic sur BTN_Load_steam_game' (FEN_Steam.BTN_Load_steam_game), line 37
'JSONToVariant' function, syntax 0

What happened?
Invalid JSON format

Error code: 40129
Level: fatal error

Dump of the error of 'wd240xml.dll' module (24.0.110.0).
Debugging information:
Fonction (0,325)
Additional information:
EIT_PILEWL :
Clic sur BTN_Load_steam_game (FEN_Steam.BTN_Load_steam_game), line 37
Clic sur BTN_Add_Steam_Library (FEN_Menu.BTN_Add_Steam_Library), line 1
EIT_DATEHEURE : 23/10/2023 15:38:25
EIT_TYPE_WDFILE : <2>
EIT_IDCODE : <18>

Hoping for help. Thank you all again.

Hello, found the solution in another forum post. You must use the "numerical steam id" for this to work.

Hi guy, open your eyes.

There is a section for BatGui: https://retrobat.forumgaming.fr/f9-batgui