Internal Error: Sub-system: CDB_SGATE, File: /quartus/db/cdb_sgate/cdb_sgate_sys.cpp, Line: 3584

Description

Due to a problem in the Intel® Quartus® Prime Pro Edition Software version 18.0 Update 1 and earlier, you might see this error at the Analysis & Synthesis stage.

Resolution

To work around this problem, fix the Warning ID:16788 by assigning a value to the specified net.

Warning ID:16788 Net "<name>" does not have a driver at <location>

Fix:

<name> =  1'b0 ;   // set the net to ground.

This problem is fixed starting with the Intel® Quartus® Prime Pro Edition Software version 18.1.