# Welcome to the Highcharts Gantt JS (gantt) Options Reference

These pages outline the chart configuration options, and the methods and properties of Highcharts objects.

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# exporting.error

Function to call if the offline-exporting module fails to export a chart on the client side, and fallbackToExportServer is disabled. If left undefined, an exception is thrown instead. Receives two parameters, the exporting options, and the error from the module.