While upgrading to ContinuaCI.Server.Setup_x64_1.0.0.272. I received the following error during installation.
Internal error: Expression error 'Runtime Error (at 72:2589):
Access violation at address 0040881D in module 'ContinuaCI.Agent.Setup_x64.tmp'. Read of address 00000019.'
OS: Windows Server 2008 R2 Standard SP1
RAM 4 GB
System type: 64-bit.