/var/log/vmware/vcf/lcm/lcm.log:
Got Http error[403] while downloading LCM 2.0 Manifest [/COMP/SDDC_MANAGER_VCF/lcm/productVersionCatalog/v1/lcmManifest.json]
The issue is caused by misconfigured or missing entries in the SDDC Manager configuration file /opt/vmware/vcf/lcm/lcm-app/conf/application-prod.properties, which results in failed access to the required LCM manifest.
cp /opt/vmware/vcf/lcm/lcm-app/conf/application-prod.properties /opt/vmware/vcf/lcm/lcm-app/conf/application-prod.properties.bak
vi /opt/vmware/vcf/lcm/lcm-app/conf/application-prod.properties
lcm.depot.adapter.remote.lcmManifestDir=/COMP/SDDC_MANAGER_VCF/lcm/manifest
lcm.depot.adapter.remote.lcmProductVersionCatalogDir=/COMP/SDDC_MANAGER_VCF/lcm/productVersionCatalog
systemctl restart lcm
LCM Depot properties are set as described in KB "Depot connection has issues. Depot Invalid User Credential", SDDC fails to download the updates from online repositories