Re-installation Session Recording Agent fails with Error 1920

Session Recording Agent installation failed with Error 1920, below events are logged on VDA Application Event log Event ID : 11920 with message Error 1920. Service 'Citrix Session Recording Agent' CitrixSmAudAgent failed to start. Verify that you have sufficient privileges to start system service...

Veeam Agent for Microsoft Windows Installation fails with "Error 1920.Service Veeam Agent for Microsoft Windows (VeeamEndpointBackupSvc) failed to start" on Windows Server 2012 R2/8.1

Veeam Support Knowledge Base answer to: Veeam Agent for Microsoft Windows Installation fails with "Error 1920.Service Veeam Agent for Microsoft Windows VeeamEndpointBackupSvc failed to start" on Windows Server 2012 R2/8.1...

WAN Accelerator Fails to Install

Challenge When creating a new WAN Accelerator or reconfiguring an existing WAN Accelerator, the installation of the WAN Accelerator package fails with the error: Error Installing package WAN Accelerator Error: Error 1920.Service Veeam WAN Accelerator Service VeeamWANSvc failed to start. Verify...