If Gmail error code 2002 has to be resolved then, in that case, the user will have to open a Gmail account there the user will have to enter an email address and password further the browser should be given a check, for knowing more the user should take help from the Gmail technical team. gmail customer care service uk
To see this working, head to your live site.
If you're getting any of these errors, or a different one that isn’t listed, try the steps below to fix the issue:
"Bad Request: Your client has issued a malformed or illegal request"
"Oops" (602, 500, 102, 009, 103)
Step 1: Check that you're using a browser that works with Gmail
Step 2: Check your browser extensions or applications
Step 3: Clear your browser's cache & cookies
Step 4: Check your Gmail Advanced settings
Regards,
Bruce