Thnx wombat!
- I am using SOPC Builder,
- There is single SOPC builder hierarchy in my Quartus project
- And its Quartus II 12.0sp2 Web Edition (32-Bit)
There is one additional info i.e. when i expand the qip file of SOPC builder generated system with in projecy navigator, I've found "altera_avalon_st_pipeline _base.v" added twice in the project with different paths i.e.
--- Quote Start ---
/trace_system_1/altera_avalon_st_pipeline_stage/altera_avalon_st_pipeline_base.v
/trace_system_1/altera_merlin_traffic_limiter/altera_avalon_st_pipeline_base.v
--- Quote End ---
is this the problem???