Uncaught TypeError: Cannot read property 'label' of null
    at constructor._updateInfos (http://localhost:8080/ideo/plugins/cart/resources/js/Ametys/plugins/cart/tool/CartTool.js:422:23)
    at constructor.<anonymous> (http://localhost:8080/ideo/plugins/extjs6/resources/ext-all-debug.js:6696:35)
    at constructor.triggerCallbacks (http://localhost:8080/ideo/plugins/extjs6/resources/ext-all-debug.js:78585:22)
    at constructor.setCompleted (http://localhost:8080/ideo/plugins/extjs6/resources/ext-all-debug.js:78546:12)
    at constructor.setException (http://localhost:8080/ideo/plugins/extjs6/resources/ext-all-debug.js:78571:12)
    at constructor.setException (http://localhost:8080/ideo/plugins/extjs6/resources/ext-all-debug.js:87635:19)
    at constructor.processResponse (http://localhost:8080/ideo/plugins/extjs6/resources/ext-all-debug.js:87609:16)
    at constructor.createRequestCallback (http://localhost:8080/ideo/plugins/core-ui/resources/js/Ametys/data/ServerCommProxy.js:130:8)
    at constructor.<anonymous> (http://localhost:8080/ideo/plugins/core-ui/resources/js/Ametys/data/ServerComm.js:840:29)
    at Array.forEach (native)