Description
You may encounter the following Quartus® II Fitter error for Cyclone IV GX device transceiver input pins using LVDS I/O standard.
"Error (169032): I/O bank QL<n> contains input or bidirectional pins with I/O standards that
make it impossible to choose a legal VCCIO value for the bank"
It is a Quartus II known issue and will be fixed in future Quartus II release.
Resolution
Assign 1.5V PCML I/O standard to Cyclone IV GX transceiver input pins.
