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Title
The Installscript function MsiDoAction() does not correctly execute the custom action in the UI sequence of a Installscript MSI project when run during maintenance mode.

Summary

The Installscript function MsiDoAction() does not correctly execute the custom action in the UI sequence of a Installscript MSI project when run during maintenance mode.

Symptoms

The Installscript function MsiDoAction() does not correctly execute the custom action in the UI sequence of a Installscript MSI project when run during maintenance mode.

Cause

This is a current limitation of an InstallScript MSI project.

Steps To Reproduce

The custom action should be sequenced to run during the Execute sequence of the package instead.
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the-installscript-function-msidoaction-does-not-correctly-execute-the-custom-action-in-the-ui-sequence-of-a-installscript-msi-project-when-run-during-maintenance-mode

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The Installscript function MsiDoAction() does not correctly execute the custom action in the UI sequence of a Installscript MSI project when run during maintenance mode.