i have error like this pic, can you support me with this ?

Has anyone tried to run this on flutter web it gives Client XML Request Exception on signUp even though it works fine on Android or IOS.
A quick fix for this is running the flutter web app using --disable-security tag but it will fix it in only while debugging but at the stage of production same issue will be faced. Please help me if anyone have worked on Flutter web with NodeJs and any other backend.

When I click on sign up button It does not respond , I think it does not connected with server due to IP address and Port issue , Can you tell me how to solve this issue (How to change IP and Port for to run in Android simulator).

Hello,
Hope you can help me and all the others who are visiting this repo by helping me to solve this simple error which i am facing while trying to sign up or sign in using the app on my android device, attaching a photo of the same

Thanks in advance