UI issue in Zoho Mail - Highlighting Opened Folder

UI issue in Zoho Mail - Highlighting Opened Folder

Namaskaram Zoho Mail team,

     Usually opened folders will be highlighted in Zoho Mail. But some folders are still being as not highlighted. Please have a look into the following image. In that Root folder has highlighted after opening. But next folder didn't highlighted. 

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Zoho Gurus | Zoho Mail Practice Team @Cubeyogi
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