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 # guiCloseAllMultiplexers

 Last update: 30.07.2026 

abstract fun [guiCloseAllMultiplexers](gui-close-all-multiplexers.md)(): [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html)

Attempts to close the DataExplorers of all vizualization multiplexers.

#### Return

true if the user allowed all multiplexers to close, false if the user canceled the operation.

#### Throws

[ModelCenterException](./../-model-center-exception/index.md)