Error al procesar una solicitud

Al procesar una solicitud, habiendo hecho la solicitud sin legajo y asignandole una manual al darle crear.

10.0.1.5 - tupa-backend [03/Dec/2021:07:16:35 -0300] "GET /api/v1/registros?apellido=contiene;Sch%FCnke&nombre=contiene;Federico%20Mart%EDn HTTP/1.1" 200 2
10.0.1.5 - tupa-backend [03/Dec/2021:07:16:35 -0300] "GET /api/v1/registros?numero_documento=es_igual_a;30871674 HTTP/1.1" 200 993
10.0.1.3 - tupa-backend [03/Dec/2021:07:16:35 -0300] "GET /api/v1/registros/e4c1c446fa864/seguimiento HTTP/1.1" 200 502
10.0.1.5 - tupa-backend [03/Dec/2021:07:17:04 -0300] "GET /api/v1/registros/e4c1c446fa864 HTTP/1.1" 200 1444
[Fri Dec 03 07:17:04.553102 2021] [php7:error] [pid 11] [client 10.0.1.5:52500] PHP Fatal error:  Uncaught TypeError: Argument 1 passed to UNAM\\Tupa\\Core\\Negocio\\Identidad\\Usuario::setArrayDatos() must be of the type array, null given, called in /usr/local/app/api-backend/src/UNAM/Tupa/Backend/API/Endpoints/v1/registros/registros.php on line 424 and defined in /usr/local/app/core/src/UNAM/Tupa/Core/Negocio/Identidad/Usuario.php:120\nStack trace:\n#0 /usr/local/app/api-backend/src/UNAM/Tupa/Backend/API/Endpoints/v1/registros/registros.php(424): UNAM\\Tupa\\Core\\Negocio\\Identidad\\Usuario->setArrayDatos(NULL)\n#1 [internal function]: registros->put_aprobar_list('e4c1c446fa864')\n#2 /usr/local/app/api-backend/vendor/siu-toba/rest/src/SIUToba/rest/lib/rest_instanciador.php(38): call_user_func_array(Array, Array)\n#3 /usr/local/app/api-backend/vendor/siu-toba/rest/src/SIUToba/rest/rest.php(254): SIUToba\\rest\\lib\\rest_instanciador->ejecutar_accion()\n#4 /usr/local/app/api-backend/www/api.php(57): SIUToba\\rest\\rest->procesar()\n#5 {main}\n  thrown in /usr/local/app/core/src/UNAM/Tupa/Core/Negocio/Identidad/Usuario.php on line 120
10.0.1.5 - tupa-backend [03/Dec/2021:07:17:04 -0300] "PUT /api/v1/registros/e4c1c446fa864/aprobar HTTP/1.1" 500 -