What does “custom destination” mean. It has no meaning to Asterisk. Is this a question that should have been asked on https://community.freepbx.org/ ?
Also please provide logs as plain text, not as images. Even the FreePBX people prefer that, especially as their logs are 100s of lines long.
When redacting, please indicate what the redacted text represents, clearly distinguishing between different instances of similar things.
This seems to be a continuation of Change number in the TO field before sending to gateway Please do not start multiple threads on the same issue.