Symptoms:
- You are trying to remediate ESXi host to 7.0 Update 2 using vLCM / Update Manager fails, you see error message similar to:
Cannot download VIB: ''. This might be because of network issues or the specified VIB does NOT exist or does NOT have a proper 'read' privilege set. Please make sure the specified VIB exists and is accessible from vCenter Server.
- In the /var/log/vmware/vmware-updatemgr/vum-server/vmware-vum-server-log4cpp.log file, you will see error similar to:
[2021-03-12 14:29:32:727 'DownloadMgr' 139972188141312 ERROR] [downloadMgr, 678] Executing download job {139970836824816} throws error: HTTP Error Code: 404
[2021-03-12 14:29:32:727 'DownloadMgr' 139972188141312 ERROR] [downloadMgr, 767] Download failed for url: https://hostupdate.vmware.com/software/VUM/PRODUCTION/main/esx/vmw/vib20/esx-update/VMware_bootbank_esx-update_7.0.2-0.0.17630552.vib
[2021-03-12 14:29:32:727 'HostUpdateDepotManager' 139971269633792 ERROR] [vibDownloaderImpl, 453] Downloading file failed for: https://hostupdate.vmware.com/software/VUM/PRODUCTION/main/esx/vmw/vib20/esx-update/VMware_bootbank_esx-update_7.0.2-0.0.17630552.vib
...
[2021-03-12 14:29:32:727 'HostUpdateDepotManager' 139971269633792 ERROR] [patchDepotManager, 621] Failed to download 1 vib: https://hostupdate.vmware.com/software/VUM/PRODUCTION/main/esx/vmw/vib20/esx-update/VMware_bootbank_esx-update_7.0.2-0.0.17630552.vib
[2021-03-12 14:29:32:728 'HostUpdateDepotManager' 139971269633792 ERROR] [installController, 361] Install on host: <host fqdn>(Entity: host-<moid>) failed. Error: Failed to download 1 vib: https://hostupdate.vmware.com/software/VUM/PRODUCTION/main/esx/vmw/vib20/esx-update/VMware_bootbank_esx-update_7.0.2-0.0.17630552.vib
[2021-03-12 14:29:32:795 'SingleHostRemediateTask.SingleHostRemediateTask{50}' 139971269633792 ERROR] [singleHostRemediateTask, 286] Remediation error: Failed to download 1 vib: https://hostupdate.vmware.com/software/VUM/PRODUCTION/main
/esx/vmw/vib20/esx-update/VMware_bootbank_esx-update_7.0.2-0.0.17630552.vib
Note: The preceding log excerpts are only examples. The date, time, and environmental variables may vary depending on your environment.