Combo box not saving last selection in v8.1
For years now if you had a combo box on a dashboard (use View as the example, where a user can select MTD/QTD/YTD) the user's selection would be saved. This would mean that even if the default for th...
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Works fine for me in 8.1 with default settings.
As Krishna said, you might have an extender rule that is not working as it used to (which is possible, knowing the significant changes to rule engines in 8.x).
To verify, create a brand new set of dashboard+combobox+parameter. Don't copy anything, create them afresh. If they work as expected, then the issue is specific to the original setup - check the Load Dashboard Server Task on the dashboard (and any parent or child dashboard displayed) and disable it, and remove any action on the combobox itself.