It shows session is invalid frequently

I am in North America,and I am using RebornbuddyCN
after the update, my bot shows session is invalid for like every 5-10 minuses
I've tried to change my region to China, southeast Asia, and NA, but still can solve this problem.






[02:10:14.331 N] [Kupo] Casting Full Thrust
[02:10:14.331 D] DoAction Spell 84 0x400B1616
[02:10:16.345 N] Session is invalid!
[02:10:16.867 N] [Kupo] Applying Phlebotomize
[02:10:16.867 D] DoAction Spell 91 0x400B1616
[02:10:19.417 N] [Kupo] Casting True Thrust
[02:10:19.417 D] DoAction Spell 75 0x400B1616
[02:10:21.358 D] RequestingCN path on 155 from <197.2184, 286.2128, -89.30222> to <194.2923, 284.7562, -83.44877>
[02:10:21.439 D] Generated path to <194.2923, 284.7562, -83.44877> in 00:00:00.0802046 ms
[02:10:21.516 D] RequestingCN path on 155 from <197.2184, 286.2128, -89.30222> to <191.8764, 283.6526, -78.70149>
[02:10:21.596 D] Generated path to <191.8764, 283.6526, -78.70149> in 00:00:00.0802457 ms
[02:10:21.673 D] RequestingCN path on 155 from <197.2184, 286.2128, -89.30222> to <190.3053, 282.9349, -75.61411>
[02:10:21.787 D] Generated path to <190.3053, 282.9349, -75.61411> in 00:00:00.1134223 ms
[02:10:21.916 D] RequestingCN path on 155 from <197.1343, 286.1648, -89.13561> to <189.2538, 282.4495, -73.54789>
[02:10:22.000 D] Generated path to <189.2538, 282.4495, -73.54789> in 00:00:00.0848524 ms
[02:10:23.917 N] [Kupo] Casting True Thrust
[02:10:23.917 D] DoAction Spell 75 0x400B1616
[02:10:24.640 N] [Kupo] Casting True Thrust
[02:10:24.640 D] DoAction Spell 75 0x400B1616
[02:10:25.057 D] Calling Treeroot.Stop from another thread is not suggested, use stopgently instead.
[02:10:25.057 N] Stopping the bot.
[02:10:25.058 N] Connection closed! 23.88.178.194:31214
[02:10:25.128 D] CurrentBot.Stop()
[02:10:25.128 D] TreeHooks.Instance.ClearAll()
[02:10:25.128 N] Clearing all hooks.