Internal Error: Sub-system: U2B2_CDB, File: /quartus/db/u2b2/u2b2_nf_lab_ibr_module_lcb.cpp, Line: 498

Description

Due to a problem in the Intel® Quartus® Prime Standard Edition software version 17.1 and earlier, you may see the error above during Fitter stage in the compilation.

Resolution

This problem is fixed beginning with the Intel® Quartus® Prime Standard Edition software version 18.0.