garry_newman
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since ‎02-01-2024
‎02-01-2024

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Failed send SMS to some numbers.

by in Discussion Forum
‎02-01-2024 03:21 AM
‎02-01-2024 03:21 AM
When I send SMS via API to one number it delivers fine. When same code do it for another number it is not delivered. Saying the "337 - Invalid optional parameter" Both numbers are "verified" so they should be able to receive SMS from Sinch Code that I use to send a SMS Please advise what could be an issue. What optional parameter I should path to API. ... View more
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Failed send SMS to some numbers.

02-01-2024
When I send SMS via API to one number it delivers fine. When same code do it for another number it is not delivered. Saying the "337 - Invalid optional parameter"Both numbers are "verified" so they should be able to receive SMS from SinchCode that I ...