VS Code and Online Sandbox connection

Hi All,

I am working on extension for BC online sandbox. Have created Table and page extension. 

After compiling getting below error

when checked in debugger console nothing there.

when check in output getting massage of package created successfully. 

After compiling in VS Code successfully, it should reflect in BC Env. one mere thing it is not asking for credentials also. Can someone tell the mistake? Why connection giving issue.

Following are the details,

Thanks in advance.