":CphReceive" is Error

[tzzl3035]

When I input :CphReceive and click the "green plus", it's error:

   Error  17:10:32 msg_show.lua_error Error executing luv callback:
...al/nvim-data/lazy/cphelper.nvim/lua/cphelper/receive.lua:25: attempt to perform arithmetic on local 'idx' (a nil value)
stack traceback:
	...al/nvim-data/lazy/cphelper.nvim/lua/cphelper/receive.lua:25: in function <...al/nvim-data/lazy/cphelper.nvim/lua/cphelper/receive.lua:15>
	[C]: in function 'nvim_exec2'
	vim/_editor.lua:431: in function 'cmd'
	...l/nvim-data/lazy/nvim-notify/lua/notify/service/init.lua:63: in function 'push'
	...Local/nvim-data/lazy/nvim-notify/lua/notify/instance.lua:77: in function <...Local/nvim-data/lazy/nvim-notify/lua/notify/instance.lua:41>
	...m-data/lazy/noice.nvim/lua/noice/view/backend/notify.lua:169: in function '_notify'
	...m-data/lazy/noice.nvim/lua/noice/view/backend/notify.lua:199: in function 'show'
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/view/init.lua:156: in function <.../Local/nvim-data/lazy/noice.nvim/lua/noice/view/init.lua:154>
	[C]: in function 'xpcall'
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/call.lua:149: in function <.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/call.lua:134>
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/view/init.lua:163: in function 'display'
	...l/nvim-data/lazy/noice.nvim/lua/noice/message/router.lua:227: in function <...l/nvim-data/lazy/noice.nvim/lua/noice/message/router.lua:160>
	[C]: in function 'xpcall'
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/call.lua:149: in function <.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/call.lua:134>
	[C]: in function 'pcall'
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/init.lua:146: in function 'fn'
	vim/_editor.lua:599: in function 'fn'
	vim/_editor.lua:351: in function <vim/_editor.lua:350>
   Error  17:21:28 msg_show.lua_error Error executing luv callback:
...al/nvim-data/lazy/cphelper.nvim/lua/cphelper/receive.lua:25: attempt to perform arithmetic on local 'idx' (a nil value)
stack traceback:
	...al/nvim-data/lazy/cphelper.nvim/lua/cphelper/receive.lua:25: in function <...al/nvim-data/lazy/cphelper.nvim/lua/cphelper/receive.lua:15>
	[C]: in function 'nvim_exec2'
	vim/_editor.lua:431: in function 'cmd'
	...l/nvim-data/lazy/nvim-notify/lua/notify/service/init.lua:63: in function 'push'
	...Local/nvim-data/lazy/nvim-notify/lua/notify/instance.lua:77: in function <...Local/nvim-data/lazy/nvim-notify/lua/notify/instance.lua:41>
	...m-data/lazy/noice.nvim/lua/noice/view/backend/notify.lua:169: in function '_notify'
	...m-data/lazy/noice.nvim/lua/noice/view/backend/notify.lua:199: in function 'show'
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/view/init.lua:156: in function <.../Local/nvim-data/lazy/noice.nvim/lua/noice/view/init.lua:154>
	[C]: in function 'xpcall'
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/call.lua:149: in function <.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/call.lua:134>
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/view/init.lua:163: in function 'display'
	...l/nvim-data/lazy/noice.nvim/lua/noice/message/router.lua:227: in function <...l/nvim-data/lazy/noice.nvim/lua/noice/message/router.lua:160>
	[C]: in function 'xpcall'
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/call.lua:149: in function <.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/call.lua:134>
	[C]: in function 'pcall'
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/init.lua:146: in function 'fn'
	vim/_editor.lua:599: in function 'fn'
	vim/_editor.lua:351: in function <vim/_editor.lua:350>
   Error  17:21:28 msg_show.lua_error Error executing luv callback:
...al/nvim-data/lazy/cphelper.nvim/lua/cphelper/receive.lua:25: attempt to perform arithmetic on local 'idx' (a nil value)
stack traceback:
	...al/nvim-data/lazy/cphelper.nvim/lua/cphelper/receive.lua:25: in function <...al/nvim-data/lazy/cphelper.nvim/lua/cphelper/receive.lua:15>
	[C]: in function 'nvim_exec2'
	vim/_editor.lua:431: in function 'cmd'
	...l/nvim-data/lazy/nvim-notify/lua/notify/service/init.lua:63: in function 'push'
	...Local/nvim-data/lazy/nvim-notify/lua/notify/instance.lua:77: in function <...Local/nvim-data/lazy/nvim-notify/lua/notify/instance.lua:41>
	...m-data/lazy/noice.nvim/lua/noice/view/backend/notify.lua:169: in function '_notify'
	...m-data/lazy/noice.nvim/lua/noice/view/backend/notify.lua:199: in function 'show'
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/view/init.lua:156: in function <.../Local/nvim-data/lazy/noice.nvim/lua/noice/view/init.lua:154>
	[C]: in function 'xpcall'
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/call.lua:149: in function <.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/call.lua:134>
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/view/init.lua:163: in function 'display'
	...l/nvim-data/lazy/noice.nvim/lua/noice/message/router.lua:227: in function <...l/nvim-data/lazy/noice.nvim/lua/noice/message/router.lua:160>
	[C]: in function 'xpcall'
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/call.lua:149: in function <.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/call.lua:134>
	[C]: in function 'pcall'
	.../Local/nvim-data/lazy/noice.nvim/lua/noice/util/init.lua:146: in function 'fn'
	vim/_editor.lua:599: in function 'fn'
	vim/_editor.lua:351: in function <vim/_editor.lua:350>