Delete channel from claimant cache.

Deleting the channel from the claimant cache on
invokation of the dormant command prevents users running
the command multiple times before the bot moves it.

1 files changed, 3 insertions, 0 deletions

diff --git a/bot/cogs/help_channels.py b/bot/cogs/help_channels.py
index 69812eda0..346d35aa8 100644
--- a/bot/cogs/help_channels.py
+++ b/bot/cogs/help_channels.py
@@ -210,6 +210,9 @@ class HelpChannels(Scheduler, commands.Cog):
         log.trace("dormant command invoked; checking if the channel is in-use.")
         if ctx.channel.category == self.in_use_category:
             if await self.dormant_check(ctx):
+                with suppress(KeyError):
+                    del self.help_channel_claimants[ctx.channel]
+
                 with suppress(discord.errors.NotFound):
                     log.trace("Deleting dormant invokation message.")
                     await ctx.message.delete()