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llm_mining_rewards.py

@@ -109,7 +109,7 @@ class MiningRewards:
         
         # Volume multiplier (based on trading volume)
         market_stats = self.trading_engine.get_market_stats("BTC/USDC")
-        if market_stats["volume_24h"] > 1000000:  # $1M daily volume
+        if market_stats and market_stats.get("volume_24h", 0) > 1000000:  # $1M daily volume
             multipliers *= MINING_CONFIG["volume_multiplier"]
         
         # Calculate final reward