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Altera_Forum
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16 years ago

Internal Error: Sub-system: SGN

I am consistently getting Internal Error: Sub-system: SGN, File: /quartus/synth/sgn/sgn_utility.cpp, Line: 5059 Cannot get member name, see debug messages Quartus II Version 9.1 Build 222...
Altera_Forum's avatar
Altera_Forum
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16 years ago

I found the cause myself. The bug arises when you give a symbol and bus (node too?) the same name. It is reproducable.

I did provoke some other bugs one of which was fatal but can not longer reproduce. Altera support ignores non-corporate users so they were not reported. Pity.

Gary