We are happy to help our customes as this is which we can not debug at our end
As We can only check the API response at our end or android debug app but ios has some restriction.
Issue is not from site it is only caused by app build
refer this login response: https://prnt.sc/rq3nyq
and popular course: https://prnt.sc/rq3ohgRefer this debugging tips to debug on your side:https://ionicframework.com/docs/faq/tipsYou can check console and network log as well
As we can debug your build ios app at our side at same scenario which caused the issue.