License request failed

[KK_9772343]

2021-01-07 22:59:30 : The license request failed.
Requesting MATHCAD ...
C:\Program Files\PTC\Mathcad Prime 6.0.0.0\sw_license_email_5059806.dat: (-9) Invalid h

[VipulT]

Hi KK_9772343,

Please refer here

I hope this helps

Thanks,

Vipul