The AnyKey node in the UMG blueprint no longer triggers after the mapping has been modified.

As shown in the level blueprint, both the Mapping blueprint and the AnyKey node have been placed.
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Before the player modifies the Mapping, both nodes can be triggered normally, as shown in the figure:
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But after the player modifies the Mapping, only the AnyKey node in the level blueprint can be triggered, as shown in the figure:
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How to make the AnyKey node in the UMG blueprint trigger normally as well?