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Altera_Forum
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15 years ago

Internal Error: Sub-system: SGN, File: /quartus/synth/sgn/sgn_extractor.cpp, Line: 73

Internal Error: Sub-system: SGN, File: /quartus/synth/sgn/sgn_extractor.cpp, Line: 7374 Found undriven hierarchy pin! Stack Trace: 0x73961: sgn_qic_helper + 0x67ee1 (synth_sgn) 0x857...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

you'll have to file a service request with Altera to get this solved

it looks like it has to do with Quartus Incremental Compile and is upset about a pin, take a look at any partitions you have and their interactions with other partitions (port maps etc)