Update CWallet::MarkAffectedTransactionsDirty() for Sapling.

src/wallet/wallet.cpp

@@ -1389,6 +1389,14 @@ void CWallet::MarkAffectedTransactionsDirty(const CTransaction& tx)
             }
         }
     }
+
+    for (const SpendDescription &spend : tx.vShieldedSpend) {
+        uint256 nullifier = spend.nullifier;
+        if (mapSaplingNullifiersToNotes.count(nullifier) &&
+            mapWallet.count(mapSaplingNullifiersToNotes[nullifier].hash)) {
+            mapWallet[mapSaplingNullifiersToNotes[nullifier].hash].MarkDirty();
+        }
+    }
 }
 
 void CWallet::EraseFromWallet(const uint256 &hash)

src/wallet/wallet.h

@@ -907,6 +907,8 @@ public:
      */
     std::map<uint256, JSOutPoint> mapSproutNullifiersToNotes;
 
+    std::map<uint256, SaplingOutPoint> mapSaplingNullifiersToNotes;
+
     std::map<uint256, CWalletTx> mapWallet;
 
     int64_t nOrderPosNext;