SERVER - game error with Emrakul, the Promised End

1. Controlling AI player with Emrakul, the Promised End after a rollback to the start of the current turn.
2. Cast Unspeakable Symbol.
3. Tried to activate Unspeakable Symbol's ability.

Error type: SERVER - game error

Client version: 1.4.58-V1 (build: 2025-10-06 20:20)
Java version: 1.8.0_201
Default charset: UTF-8

Game end on critical error: mage.MageException: Error in unit tests

mage.MageException: Error in unit tests
Server version: 1.4.58-V1 (build: 2025-10-06 20:20)
Stack trace:
mage.game.GameImpl.playPriority(GameImpl.java:1816)
mage.game.turn.Step.priority(Step.java:73)
mage.game.turn.Phase.playStep(Phase.java:205)
mage.game.turn.Phase.play(Phase.java:91)
mage.game.turn.Turn.play(Turn.java:132)
mage.game.GameImpl.playTurn(GameImpl.java:1183)
mage.game.GameImpl.play(GameImpl.java:1090)
mage.game.GameImpl.start(GameImpl.java:1066)
mage.server.game.GameWorker.call(GameWorker.java:35)
mage.server.game.GameWorker.call(GameWorker.java:16)
java.util.concurrent.FutureTask.run(FutureTask.java:266)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
java.lang.Thread.run(Thread.java:748)