Forum Discussion

RSing16's avatar
RSing16
Icon for New Contributor rankNew Contributor
7 years ago

Hello, I am using cycloneIV device for a simple project to explore tool using web version. and ended up with following error at simulation.

Error is as following.. Error\: ModelSim-Altera Error\: \# \*\* Error\: \(vsim-3033\) ledblink\.vo\(63\)\: Instantiation of 'cycloneive_io_obuf' failed\. The design unit was not found\. please help...
AnandRaj_S_Intel's avatar
AnandRaj_S_Intel
Icon for Regular Contributor rankRegular Contributor
7 years ago

Hi,

Which version of Quarts and modelsim is used?

May be due to library missing on modelsim version so try with appropriate version of modelsim.

Can you share the design or share more information on design(Like IP used, and its configuration)?

Best Regards,

Anand