Some designs with ALTMEMPHY-based DDR, DDR2, or DDR3 SDRAM high-performance controllers do not work with the Enable Error Detection and Correction Logic option turned on.
This issue affects all designs that use DDR, DDR2, or DDR3 SDRAM high-performance controllers with the Enable Error Detection and Correction Logic option turned on.
Your design does not work properly in both simulation and hardware after the subsequent reset.