[FS#666] "Wireless is disabled or not associated" when channel mode "auto"

[LEDE Bugs]

The following task has a new comment added:

FS#666 - "Wireless is disabled or not associated" when channel mode "auto"
User who did this - Sumitro Bhaumik (thexavier666)

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I'm using TP-Link Archer C7. I also had this problem.
It fixed itself after a few reboots.

Im using lede-17.01 branch (git-17.290.79498-d3f0685) / LEDE Reboot 17.01.4 r3560-79f57e422d
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=666#comment4074