PayPal Instant Payment Notification Warning - IPN Problem -

Avg Bid (USD)
Project Budget (USD)
$10 - $30

Project Description:

I have a website that handles Paypal and Stripe Payments, this last payment processor (Stripe) was just installed recently.
it has been around two months since we've been getting emails from Paypal about a problem with IPN (instant payment notification).
this is the email:

"Title: PayPal Instant Payment Notification Warning

Please check your server that handles PayPal Instant Payment Notifications (IPN). IPNs sent to the following URL(s) are failing:
If you do not recognize this URL, you may be using a service provider that is using IPN on your behalf. Please contact your service provider with the above information. If this problem continues, IPNs may be disabled for your account.
Thank you for your prompt attention to this issue.

looking for someone that had this problem in the past and was able to solve it.
i just don't have time to research and take care of this one right now, so i'd like to delegate this task to someone else.


p.s. i can not pay more than 30 dollars for this job.

Skills required:
eCommerce, Paypal API, Shopping Carts, Wordpress
About the employer:
Public Clarification Board
Bids are hidden by the project creator. Log in as the employer to view bids or to bid on this project.
You will not be able to bid on this project if you are not qualified in one of the job categories. To see your qualifications click here.

$ 103
in 3 days
$ 30
in 1 days
$ 55
in 1 days
$ 206
in 15 days
$ 30
in 2 days
$ 33
in 1 days
$ 30
in 3 days
Hire techwelf
$ 72
in 1 days
$ 33
in 3 days
$ 30
in 0 days