1 files changed, 2 insertions, 0 deletions
diff --git a/src/update.c b/src/update.c
index 2b5efff37..1e3052218 100644
--- a/src/update.c
+++ b/src/update.c
@@ -356,6 +356,7 @@ void sqlite3Update(
       }
     }
     for(i=0, pIdx=pTab->pIndex; pIdx; pIdx=pIdx->pNext, i++){
+      assert( aRegIdx );
       if( openAll || aRegIdx[i]>0 ){
         KeyInfo *pKey = sqlite3IndexKeyinfo(pParse, pIdx);
         sqlite3VdbeAddOp4(v, OP_OpenWrite, iCur+i+1, pIdx->tnum, iDb,
@@ -529,6 +530,7 @@ void sqlite3Update(
 
   /* Close all tables */
   for(i=0, pIdx=pTab->pIndex; pIdx; pIdx=pIdx->pNext, i++){
+    assert( aRegIdx );
     if( openAll || aRegIdx[i]>0 ){
       sqlite3VdbeAddOp2(v, OP_Close, iCur+i+1, 0);
     }