diff -up Cgl-releases-0.60.3/Cgl/src/CglPreProcess/CglPreProcess.cpp.orig Cgl-releases-0.60.3/Cgl/src/CglPreProcess/CglPreProcess.cpp
--- Cgl-releases-0.60.3/Cgl/src/CglPreProcess/CglPreProcess.cpp.orig	2020-01-31 04:11:21.000000000 -0700
+++ Cgl-releases-0.60.3/Cgl/src/CglPreProcess/CglPreProcess.cpp	2020-02-20 11:15:53.494050170 -0700
@@ -4458,7 +4458,9 @@ CglPreProcess::modified(OsiSolverInterfa
               rowNumber[0] = iRow1;
               rowNumber[1] = iRow2;
               colLower[0] = 0.0;
+              colLower[1] = 0.0;
               colUpper[0] = 1.0;
+              colUpper[1] = 0.0;
 #if CBC_USEFUL_PRINTING > 0
               binary[0] = 1;
               int nCol = nBits;
diff -up Cgl-releases-0.60.3/Cgl/src/CglTwomir/CglTwomir.cpp.orig Cgl-releases-0.60.3/Cgl/src/CglTwomir/CglTwomir.cpp
--- Cgl-releases-0.60.3/Cgl/src/CglTwomir/CglTwomir.cpp.orig	2020-01-31 04:11:21.000000000 -0700
+++ Cgl-releases-0.60.3/Cgl/src/CglTwomir/CglTwomir.cpp	2020-02-20 11:15:53.495050153 -0700
@@ -117,6 +117,7 @@ void CglTwomir::generateCuts(const OsiSo
 #endif
       return;
     }
+    numberOriginalRows = 0;
 #ifdef COIN_HAS_CLP_TWOMIR
   } else {
     useSolver = originalSolver_;