# What the “unknown” in the channel email

**URL:** <https://forum.mautic.org/t/what-the-unknown-in-the-channel-email/26325>\
**Category:** Product Support\
**Tags:** mautic-4\
**Created:** [December 6, 2022, 4:37am UTC](https://forum.mautic.org/t/what-the-unknown-in-the-channel-email/26325 "2022-12-06T04:37:53Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![yumemiex](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.mautic.org/yumemiex/32/8832_2.png) [@yumemiex](https://forum.mautic.org/u/yumemiex)\
**Post date:** [December 6, 2022, 4:37am UTC](https://forum.mautic.org/t/what-the-unknown-in-the-channel-email/26325/1 "2022-12-06T04:37:53Z")

</div>

**Your software**  
My Mautic version is:4  
My PHP version is:  
My Database type and version is:

**Your problem**  
My problem is:what unknown mean in channel email interface?Unsure if sent out?

Can see this photo

 ![mmexport1670301289910](https://us1.discourse-cdn.com/flex020/uploads/mautic/original/2X/4/47291fe9530d7dcfbfa1885f3a0702609c15f3a1.png)

These errors are showing in the log:

Steps I have tried to fix the problem: