Increased WALLET_KEY_LOOKAHEAD_INCREMENT_BITCOINJ to 50

src/main/java/org/qortal/crosschain/Bitcoiny.java

@@ -61,10 +61,10 @@ public abstract class Bitcoiny implements ForeignBlockchain {
 	/** How many wallet keys to generate in each batch. */
 	private static final int WALLET_KEY_LOOKAHEAD_INCREMENT = 3;
 
-	/** How many wallet keys to generate in each batch when using bitcoinj as the data provider.
+	/** How many wallet keys to generate when using bitcoinj as the data provider.
 	 * We must use a higher value here since we are unable to request multiple batches of keys.
-	 * Without this, the bitcoinj balance (or other data) can be missing transactions. */
+	 * Without this, the bitcoinj state can be missing transactions, causing errors such as "insufficient balance". */
-	private static final int WALLET_KEY_LOOKAHEAD_INCREMENT_BITCOINJ = 20;
+	private static final int WALLET_KEY_LOOKAHEAD_INCREMENT_BITCOINJ = 50;
 
 	/** Byte offset into raw block headers to block timestamp. */
 	private static final int TIMESTAMP_OFFSET = 4 + 32 + 32;