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Bug Report T1231984
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Rich Edit components may be slower due to changes in the System.Generics.Defaults unit in RAD Studio 12 Athens

created a year ago (modified a year ago)

Steps to reproduce:

Test the attached project in RAD Studio 12 Athens and previous IDE versions.

Current results:

The attached project works in RAD Studio 12 Athens slower than in previous IDE versions

Additional information:

Our Rich Edit components rely on Generics, so this IDE change affects their performance.

Please refer to the following thread in Embarcadero customer portal for further updates: https://embt.atlassian.net/servicedesk/customer/portal/1/RSS-886/

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Answers approved by DevExpress Support

created 10 months ago (modified 10 months ago)

We have addressed the issue described in this ticket and will include a fix in our next maintenance update. Should you need to apply our fix prior to official release, you can request a hotfix here.

Important Notes:

  • Hotfixes may be unavailable for Early Access/Beta builds or updates set for release within a week.
  • .NET only: in the NuGet Package Manager, use your personal NuGet feed and check the "Include prerelease" option to view the hotfix package in the "Updates" tab.
Additional information:

We managed to work around this issue on our side and significantly improved the performance.

Before:

Clipboard-File-1.png

After:

Clipboard-File-2.png

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