Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

Quartus II Internal Error on finishing fitting

Hi All, I've posted about internal errors before, but now I am getting a different one. The code was compiling without issue until I changed an "if" condition to use a different register withi...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

Internal errors are usually deterministic and re-installing Quartus won't help. The fact that it occurs in the fitter doesn't help, because your code makes it through synthesis and generates something that is passed to the fitter, so there is nothing "wrong" with your HDL. What are the fitter messages around it? Maybe you can see what's occurring and maybe there's a way to get around it. For example, if Physical Synthesis is occurring, maybe you could turn it off. What happens if you try a different seed?