A bug in rn 4.16

[bjiyxo]

(;GM[1]FF[4]AP[Zenith:6.0]SZ[19]HA[0]KM[6.5]CA[UTF-8]PB[You]BR[]PW[You]
WR[]ZT[5]DT[2017-08-19]RE[];B[qd];W[dp];B[pq];W[dd];B[nc];W[po];B[qo];
W[qn];B[qp];W[pm];B[np];W[qi];B[qg];W[oi];B[fc];W[cf];B[dg];W[cg];B[cq];
W[dq];B[cp];W[co];B[bo];W[bn];B[cn];W[do];B[bm];W[bp];B[an];W[bq];B[dc];
W[cc];B[cb];W[ec];B[db];W[ed];B[eb];W[bc];B[fd];W[hc];B[gb];W[lq];B[on];
W[pn];B[mq];W[pp];B[oq];W[qq];B[rq];W[qr];B[rr];W[rn];B[rp];W[lp];B[ci];
W[em];B[df];W[bi];B[bj];W[bh];B[ce];W[cd];B[be];W[de];B[ch];W[bf];B[ag];
W[bg];B[dj];W[io];B[kd];W[je];B[lf];W[qc];B[pd];W[jg];B[gn];W[hm];B[gm];
W[gl];B[fl];W[fm];B[hn];W[im];B[cr];W[br];B[fr];W[er];B[fo];W[gk];B[in];
W[jn];B[jm];W[jl];B[dn];W[km];B[el];W[rd];B[re];W[rb];B[sd];W[sc];B[rc];
W[jd];B[kc];W[rd];B[ai];W[ae];B[rc];W[lh];B[sb];W[no];B[oo];W[op];B[mo];
W[nr];B[nq];W[nn];B[mr];W[mp];B[nh];W[ni];B[ri];W[rj];B[qh];W[pi];B[mh];
W[mi];B[lg];W[kh];B[lr];W[jq];B[bb];W[og];B[hi];W[ho];B[fp];W[ej];B[ek];
W[fj];B[gg];W[dk];B[dl];W[hh];B[gh];W[eh];B[dh];W[bd];B[gj];W[ck];B[cj];
W[fk];B[if];W[dm];B[cl];W[cm];B[bl];W[en];B[jr];W[ir];B[kq];W[kp];B[kr];
W[iq];B[jf];W[ij];B[is];W[hs];B[ji];W[ii];B[jh];W[ih];B[kg];W[ki];B[ig];
W[jj];B[js];W[hr];B[bn];W[eo];B[ah];W[ac];B[nf];W[pg];B[rh];W[pf];B[sj];
W[rk];B[oe];W[fe];B[ge];W[ff];B[ap];W[cs];B[ar];W[qf];B[rf];W[gf];B[hf];
W[fi];B[eg](;W[gi];B[sk];W[sl];B[si];W[sp];B[so];W[ro];B[sq];W[ng];B[mg];
W[ab];B[om];W[rl])(;W[fg]))

There's a bug at move 153. Ray cannot see white D7, Black C8, C7, B8, E6 moves. Only when white move D7, Ray will find the bug appears. Please solve it. Thank you.

[bjiyxo]

(;GM[1]FF[4]AP[Zenith:6.0]SZ[19]HA[0]KM[6.5]CA[UTF-8]PB[You]BR[]PW[You]
WR[]ZT[5]DT[2017-08-19]RE[];B[pd];W[dd];B[qp];W[dp];B[fq];W[cn];B[dr];
W[op];B[oq];W[pp];B[pq];W[qo];B[nq];W[np];B[mp];W[qq];B[rp];W[qr];B[rq];
W[mq];B[lq];W[rr];B[ro];W[mr];B[nr];W[lr];B[pr];W[qn];B[mo];W[on];B[kq];
W[kr];B[jr];W[jq];B[jp];W[iq];B[ir];W[hr];B[hq];W[ip];B[gr];W[hp];B[hs];
W[ln];B[lp];W[sr];B[rn];W[rm];B[qm];W[rl];B[ql];W[qk];B[pk];W[qj];B[sm];
W[rk];B[nm];W[nn];B[mn];W[om];B[no];W[oo];B[pn];W[mm];B[lm];W[nl];B[kn];
W[os];B[ms];W[po];B[qs];W[ll];B[rs];W[km];B[ks];W[nc];B[kd];W[ne];B[qf];
W[qc];B[pc];W[pb];B[ob];W[qb];B[nb];W[qd];B[pe];W[oc];B[mc];W[md];B[lc];
W[ng];B[re];W[rd];B[pi];W[rh];B[qh];W[rg];B[rf];W[ni];B[sb];W[sd];B[pa];
W[of];B[qg];W[qi];B[oh];W[nh];B[pj];W[rb];B[pl];W[si];B[sc];W[sa];B[qa];
W[ra];B[mb];W[oa];B[pa];W[ic];B[je];W[fc];B[cf];W[ce];B[df];W[ck];B[ci];
W[fe];B[bf];W[be];B[gd];W[fd];B[ae];W[ad];B[af];W[jg];B[bd];W[kb];B[cc];
W[if];B[ie];W[he];B[kg];W[kh];B[kf];W[le];B[hd];W[ge];B[id];W[hb];B[lh];
W[jh];B[lg];W[li];B[jn];W[ke];B[jf];W[lf];B[na];W[jc];B[jd];W[gc];B[oa](;
W[il];B[fi];W[bi];B[ch];W[bh];B[cj];W[bj];B[dk];W[ej];B[ei];W[dj];B[cl];
W[bk])(;W[hc];B[qa];W[kc];B[ld];W[lb];B[se];W[mh];B[qe];W[il]))

Ray(black) do not know he is dead in move 162 on the right corner. Please fix it, too.