What should I do if receiving this error: "Message failed to send because of an unknown error"?
It could be not enough memory and caused the server to be temporarily down. If the server is not connected in the health check, you could restart the server (after clicking Unlock) in the Stella platform, nad the Whstapp number will be back on line after few minutes.
If you would like to send lots of media files or send lots of messages in a short period of time, we would suggest upgrading the server to increase the resource and prevent the out of memory issue. Please contact our Support team for further assistance.
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