If RTE-457 while opening BUSY, you need to check the below reasons:
1. Check the date format in the control panel; it should be the dd/MM/yyyy format.
2. Set the regional setting as per the English (united states).
3. Also, you need to date and format the time zone as Chennai, Kolkata, Mumbai, and New Delhi +5.30, Region: English US.
4. Open the control panel, go to Clock and Region, then select Region, then select Administrative, then click on change system locate, in that window you will find the option Beta: Use Unicode UTF-8 for worldwide language support , unticked this option.