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Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 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)

0x85740: sgn_qic_helper + 0x79cc0 (synth_sgn)

End-trace

Quartus II Version 9.1 Build 350 03/24/2010 SJ Full Version

Service Pack Installed: 2

can anyone help me??

1 Reply

  • Altera_Forum's avatar
    Altera_Forum
    Icon for Honored Contributor rankHonored Contributor
    16 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)