# Buggy code
async def paydayamount(self, ctx: commands.Context, creds: int):
    """Set the amount earned each payday."""
    guild = ctx.guild
    credits_name = await bank.get_currency_name(guild)
    if creds <= 0:
        await ctx.send(_("Har har so funny."))
        return
    if await bank.is_global():
        await self.config.PAYDAY_CREDITS.set(creds)
    else:
        await self.config.guild(guild).PAYDAY_CREDITS.set(creds)
    await ctx.send(
        _("Every payday will now give {num} {currency}.").format(
            num=creds, currency=credits_name
        )
    )


# Traceback (OverflowError)
ERROR events on_command_error 205: Exception in command 'bank set'
Traceback (most recent call last):
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/discord/ext/commands/core.py", line 61, in wrapped
ret = await coro(*args, **kwargs)
File "/home/zephyrkul/.pyenv/versions/3.7.0/envs/red/lib/python3.7/site-packages/redbot/cogs/economy/economy.py", line 206, in _set
await bank.set_balance(to, creds.sum)
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/redbot/core/bank.py", line 181, in set_balance
await group.balance.set(amount)
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/redbot/core/config.py", line 152, in set
await self.driver.set(*self.identifiers, value=value)
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/redbot/core/drivers/red_mongo.py", line 95, in set
upsert=True,
File "/home/zephyrkul/.pyenv/versions/3.7.0/lib/python3.7/concurrent/futures/thread.py", line 57, in run
result = self.fn(*self.args, **self.kwargs)
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/pymongo/collection.py", line 995, in update_one
session=session),
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/pymongo/collection.py", line 851, in _update_retryable
_update, session)
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/pymongo/mongo_client.py", line 1243, in _retryable_write
return self._retry_with_session(retryable, func, s, None)
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/pymongo/mongo_client.py", line 1196, in _retry_with_session
return func(session, sock_info, retryable)
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/pymongo/collection.py", line 847, in _update
retryable_write=retryable_write)
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/pymongo/collection.py", line 817, in _update
retryable_write=retryable_write).copy()
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/pymongo/pool.py", line 584, in command
self._raise_connection_failure(error)
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/pymongo/pool.py", line 745, in _raise_connection_failure
raise error
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/pymongo/pool.py", line 579, in command
unacknowledged=unacknowledged)
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/pymongo/network.py", line 114, in command
codec_options, ctx=compression_ctx)
File "/home/zephyrkul/.pyenv/versions/red/lib/python3.7/site-packages/pymongo/message.py", line 679, in _op_msg
flags, command, identifier, docs, check_keys, opts)
OverflowError: MongoDB can only handle up to 8-byte ints

# Fixed code
async def paydayamount(self, ctx: commands.Context, creds: int):
    """Set the amount earned each payday."""
    guild = ctx.guild
    if creds <= 0 or creds > bank.MAX_BALANCE:
        await ctx.send(_("Har har so funny."))
        return
    credits_name = await bank.get_currency_name(guild)
    if await bank.is_global():
        await self.config.PAYDAY_CREDITS.set(creds)
    else:
        await self.config.guild(guild).PAYDAY_CREDITS.set(creds)
    await ctx.send(
        _("Every payday will now give {num} {currency}.").format(
            num=creds, currency=credits_name
        )
    )