If remote validation fails due to connection issue, it never allows the form to be submitted again

[Vicky Jain]

Your environment

• Version of jquery-validate:
• Browser name and version:

Current behavior

Expected behavior

Live demo

To reproduce this error, just disable your internet and try to submit a form with remote validation, you will see failure requests in console like below, then when the connection is back, submit the form, it will not submit at all