What Is Causing This Error?
SMTP Error 432 often occurs when the recipient’s Microsoft Exchange Server mail queue has been stopped, possibly due to maintenance, too many connections, or other issues. It can also be caused by exceeding a data transfer quota in your email service.
Resolving the Error – Solution
To address SMTP Error 432, reach out to the recipient’s server administrator for details and potential solutions. Ensure your local internet connection is stable. If the issue is related to quota limits, check your email service’s usage and consider an upgrade if necessary.
That’s it! Now you know the common causes of the 432 error and how to resolve it.
If you’d like to learn how to troubleshoot other common errors, check out the following tutorials: