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Level 2

Hi All,

We are stuck with where our SMS delivery is not going out and displays the below error in the sms delivery logs.

04/25/2019 11:12:04 AM Failed Unreachable +9********* MTA-#ID# Error in delivery part #ID#: INT-#ID# The HTTP query returned a 'Internal Server Error' type error (500)\ The XML element params must contain an attribute 'endPointSend'.\

The SMS external account config is below-

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The SMS delivery is stuck in Retry Pending and we are not sure if the issue is with campaign or the SMPP provider.