Why the DFE can’t find the optimal parameters sometimes?

Description

Quartus® II 10.0 SP1 sets incorrect parameters for the Decision Feedback Equalizer (DFE) circuitry that could adversely impact the link BER. You can install Quartus II 10.0 SP1 patch 1.144 and recompile your design to resolve this issue.  This patch sets the DFE parameters correctly during compilation. If your design uses the DFE feature.

Download:

• Download the version 10.0sp1 patch 1.144 for Windows (.exe)
• Download the version 10.0sp1 patch 1.144 for Linux (.tar)
• Download the Readme for the Quartus II software version 10.0sp1 patch 1.144 (.txt)