TF255512: You do not have a sufficient amount of RAM available on this computer to configure both the application tier and ...

TF255512: You do not have a sufficient amount of RAM available on this computer to configure both the application tier and the data tier for Team Foundation Server. You need at least 2 GB of RAM to install and configure Team Foundation Server in the configuration you chose. To solve this problem, you can either choose to configure the data tier on a different server, add more RAM to this computer, or choose to utilize SQL Server Express Edition. For more information about configuration requirements and supported installations, see the installation guide for Team Foundation.