Network Management

Unsupported regional calendar format warning

If the Unsupported regional calendar format test fails, your operating system is configured to use a calendar that is not supported. In your operating system settings, configure the calendar to use the Gregorian data format. Ensure that the settings are also copied for the welcome screen, system accounts, and new user accounts.

First published date

10/16/2024 5:15 AM

Last published date

10/17/2025 11:00 PM

Overview

If the Unsupported regional calendar format test fails, for example, in the SolarWinds Installer, configure your operating system to use the Gregorian calendar format and copy these settings for the welcome screen, system accounts, and new user accounts.

Product section

Orion Platform

Cause

Unsupported regional calendar

Resolution

In your PC settings, open Language & Region settings. See Manage display language settings in Windows.
Review what calendar is configured in Regional format. If necessary, change the calendar format to the Gregorian Calendar.
Review your administrative language settings. Ensure the Administrative settings are copied for the welcome screen, system accounts, and new user accounts.

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