connection to game server termintated?

I keep getting this "connection to game server termintaed" when i try to run Oshu's trainer.
Any fix?
And reffering to this trainer below
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I already tried re-downloading s4 league. Seems like the trainer only works for a bit then poof game has been terminated

same problem here

it the server itself. also im getting those i tried without it. i still end up dcing. so yea. either way. make a new acc due bugging. or pm oshumar about the condition.