LERR-1003 License Failed

Hi,
I tried uploading the license(.dat) file, but I’m getting an error.
LERR-1003 - License Validation Failed.
Can someone please help me on this?

Hi,

Probably license has expired or corrupted. Kindly regenerate license

Regards,
Amit

Hi,
Could you please let me know on how to regenerate the license file?