feat(log): optimize error log output for Wallet.java (#5366)

Author: lurais

framework/src/main/java/org/tron/core/Wallet.java

@@ -2058,7 +2058,7 @@ public IncrementalMerkleTree getMerkleTreeOfBlock(long blockNum) throws ZksnarkE
             .parseFrom(chainBaseManager.getMerkleTreeIndexStore().get(blockNum));
       }
     } catch (Exception ex) {
-      logger.error(ex.getMessage());
+      logger.error("GetMerkleTreeOfBlock failed, blockNum:{}", blockNum, ex);
     }
 
     return null;
@@ -4304,7 +4304,7 @@ public long getEnergyFee(long timestamp) {
 
       return energyFee;
     } catch (Exception e) {
-      logger.error("getEnergyFee timestamp={} failed, error is {}", timestamp, e.getMessage());
+      logger.error("GetEnergyFee timestamp={} failed", timestamp, e);
       return getEnergyFee();
     }
   }
@@ -4313,7 +4313,7 @@ public String getEnergyPrices() {
     try {
       return chainBaseManager.getDynamicPropertiesStore().getEnergyPriceHistory();
     } catch (Exception e) {
-      logger.error("getEnergyPrices failed, error is {}", e.getMessage());
+      logger.error("GetEnergyPrices failed", e);
     }
 
     return null;
@@ -4323,7 +4323,7 @@ public String getBandwidthPrices() {
     try {
       return chainBaseManager.getDynamicPropertiesStore().getBandwidthPriceHistory();
     } catch (Exception e) {
-      logger.error("getBandwidthPrices failed, error is {}", e.getMessage());
+      logger.error("GetBandwidthPrices failed", e);
     }
 
     return null;
@@ -4444,7 +4444,7 @@ public String getMemoFeePrices() {
     try {
       return chainBaseManager.getDynamicPropertiesStore().getMemoFeeHistory();
     } catch (Exception e) {
-      logger.error("getMemoFeePrices failed, error is {}", e.getMessage());
+      logger.error("GetMemoFeePrices failed", e);
     }
     return null;
   }