SDK Components fails to download and install on host machine(ubuntu 16.04)

Hi Team,

I am trying to bring-up Jetson AGX Xavier with host machine (ubuntu 16.04),
While trying installation using SDK manager on host side i see download and installation failures.

18:28:39 INFO: *** Retrying to install. attempt number: 2
18:28:53 INFO: Install pre check Access to APT repository and ability to install Debian packages with it. verify succeed.
18:28:53 INFO: Drivers for Jetson: start to download https://developer.nvidia.com/assets/embedded/secure/tools/files/jetpack-sdks/jetpack-4.4-ga/JETPACK_44_b186/T194/Jetson_Linux_R32.4.3_aarch64.tbz2 to /media/hnd/third_drive/Nvidia_jetson_AGX/SDK_download/Jetson_Linux_R32.4.3_aarch64.tbz2
18:28:53 ERROR: Drivers for Jetson: DevZone get download url failed: RequestError: unable to get local issuer certificate.
18:28:53 ERROR: Drivers for Jetson: Download ‘Drivers for Jetson’ failure
18:28:53 ERROR: Drivers for Jetson: DevZone get download url failed: RequestError: unable to get local issuer certificate.
18:28:53 ERROR: Drivers for Jetson: Download ‘Drivers for Jetson’ failure
18:28:53 ERROR: Drivers for Jetson: download failed
18:28:53 : Drivers for Jetson: download https://developer.nvidia.com/assets/embedded/secure/tools/files/jetpack-sdks/jetpack-4.4-ga/JETPACK_44_b186/T194/Jetson_Linux_R32.4.3_aarch64.tbz2 failed, retrying 1…
18:28:53 INFO: Drivers for Jetson: start to download https://developer.nvidia.com/assets/embedded/secure/tools/files/jetpack-sdks/jetpack-4.4-ga/JETPACK_44_b186/T194/Jetson_Linux_R32.4.3_aarch64.tbz2 to /media/hnd/third_drive/Nvidia_jetson_AGX/SDK_download/Jetson_Linux_R32.4.3_aarch64.tbz2
18:28:53 ERROR: Drivers for Jetson: DevZone get download url failed: RequestError: unable to get local issuer certificate.
18:28:53 ERROR: Drivers for Jetson: Download ‘Drivers for Jetson’ failure
18:28:53 ERROR: Drivers for Jetson: DevZone get download url failed: RequestError: unable to get local issuer certificate.
18:28:53 ERROR: Drivers for Jetson: Download ‘Drivers for Jetson’ failure
18:28:53 ERROR: Drivers for Jetson: download failed
18:28:53 : Drivers for Jetson: download https://developer.nvidia.com/assets/embedded/secure/tools/files/jetpack-sdks/jetpack-4.4-ga/JETPACK_44_b186/T194/Jetson_Linux_R32.4.3_aarch64.tbz2 failed, retrying 2…

Any help would be much appreciated.
Let me know if any further info is required.

Thanks,

Did anyone see the similar issue on host machine while flashing through sdk manager.

Thanks in Advance.