Error (12252): Alt_xcvr_reconfig_cpu: "Device family" (deviceFamily) (Stratix V) out of range. Valid ranges: [Arria V:Arria V, Unknown:Unknown]

Description

You may encounter this Quartus® II error if you are compiling your Arria® V Qsys design in Quartus II software version 12.1 with only the Arria V device database installed.

Resolution

Add the Stratix V device database to your Quartus II 12.1 installation.

This issue will be fixed in a future version of the Quartus II software.