I have this issue too.However, Cisco RMA'd the CPAK, and the BIP Lane Errors went down from 3000+ on 6 lanes to 0 most times, but up to 6 errors on up to 3 lanes occasionally. 

I have this issue too.However, Cisco RMA'd the CPAK, and the BIP Lane Errors went down from 3000+ on 6 lanes to 0 most time, but up to 6 errors on up to 3 lanes.