Forum Discussion

New Contributor

6 years ago

when I use quartus II 15.0 ,there is an error that is :Internal Error: Sub-system: VPR20KMAIN, File: /quartus/fitter/vpr20k/quartus_interface/qi_common/vpr_qi_tdc_util.cpp, Line: 1120. please help me ,thank you!

Regular Contributor

6 years ago

Hi,

Can you upgrade to the latest version v19.1 standard (linux) or v18.1 (windows)?

Thanks.