These days users have hundreds of tools to choose from when running programmable calls, messaging and other communication, but few are as good as Twilio. The service offers communication APIs for SMS, voice and video calls to help cut customer acquisition costs and increase value.
However, just like most tech, Twilio isn’t free and runs into bugs and errors from time to time. In this article, we’re talking about Twilio error code 30003, its causes, and how you can fix the problem.
What causes Twilio error code 30003?
The error code 30003 is generally triggered when a message you sent wasn’t delivered to the end device due to an unavailable or unreachable destination. Common causes include:
- The recipient is out of coverage.
- Receiving device is turned off.
- Service issues with Twilio.
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How to fix Twilio error code 30003?
Here are five fixes you can try out.
Check Twilio’s server status
The first thing you should do is check the Twilio status page to ensure the service itself is up and running. You can do that by visiting Twilio’s social media pages or the server status page to check if there’s an outage. If there is, you’ll have to wait until Twilio resolves the error.
Restart the destination device
Another thing you should try out in such situations is to restart the destination device. Restarting can resolve many seemingly random issues, primarily network or SIM issues. You can also try toggling airplane mode on and off.
Also read: How to fix E1 error code?
Get better coverage
Poor network connectivity can cause several issues, including this one. First, try moving to an area with better network coverage, ideally with a telecom tower nearby and try making the call again.
Check Roaming status
Check to see if the destination device is on a roaming network or not. Twilio can’t guarantee message delivery on devices roaming off-network, so ensuring you’re on your carrier’s home network increases the chance of delivery.
Contact Twilio support
If nothing else works for you and the target device seems to be working fine with other SMSs outside of Twilio, your best bet is to get in touch with Twilio’s Support team. Ensure you collect three or more message SIDs from the last 24 hours before opening a support request.
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