ALDEC Active-HDL Student Edition – Error: ‘xst.exe’ not found

Go to the Main Menu > Tools  > Preferences > Flows > Integrated Tools > HDL Sythesis

xst.exe is located in \Xilinx\14.7\ISE_DS\ISE\bin\nt

Active-HDL Preferences Window

Figure: Active-HDL Student Edition, Preferences Window

xst – Xilinx Synthesis Technology.