Quartus Prime Pro: Internal Error: Sub-system: BSYN, File: /quartus/fitter/bsyn/dup/bsyn_qdup.cpp, Line: 1300

I encountered following internal error. ​ ----​ Problem Details Error: Internal Error: Sub-system: BSYN, File: /quartus/fitter/bsyn/dup/bsyn_qdup.cpp, Line: 1300 parent_candidate.m_rejected_str...