diff --git a/cat-consumer/src/main/java/com/dianping/cat/consumer/core/TopAnalyzer.java b/cat-consumer/src/main/java/com/dianping/cat/consumer/core/TopAnalyzer.java
index a0078d65eef5e4768a4573a71396f0b82f0d0edf..88a5423856c36af46e469d2aac7dc53ca7db686f 100644
--- a/cat-consumer/src/main/java/com/dianping/cat/consumer/core/TopAnalyzer.java
+++ b/cat-consumer/src/main/java/com/dianping/cat/consumer/core/TopAnalyzer.java
@@ -66,9 +66,11 @@ public class TopAnalyzer extends AbstractMessageAnalyzer<TopReport> implements L
 		topReport.setEndTime(new Date(m_startTime + 60 * MINUTE - 1));
 
 		for (String temp : domains) {
-			TransactionReport report = m_transactionAnalyzer.getReport(temp);
+			if (!temp.equals("FrontEnd")) {
+				TransactionReport report = m_transactionAnalyzer.getReport(temp);
 
-			new TransactionReportVisitor(topReport).visitTransactionReport(report);
+				new TransactionReportVisitor(topReport).visitTransactionReport(report);
+			}
 		}
 
 		for (String temp : domains) {
@@ -165,8 +167,8 @@ public class TopAnalyzer extends AbstractMessageAnalyzer<TopReport> implements L
 			int minute = range2.getValue();
 			long count = range2.getCount();
 			double sum = range2.getSum();
-			com.dianping.cat.consumer.top.model.entity.Segment detail = m_report.findOrCreateDomain(m_domain).findOrCreateSegment(
-			      minute);
+			com.dianping.cat.consumer.top.model.entity.Segment detail = m_report.findOrCreateDomain(m_domain)
+			      .findOrCreateSegment(minute);
 			Range2Function function = Range2Function.getByName(m_type);
 
 			if (function != null) {
@@ -189,7 +191,7 @@ public class TopAnalyzer extends AbstractMessageAnalyzer<TopReport> implements L
 
 				detail.setUrl(count + detail.getUrl());
 				detail.setUrlSum(sum + detail.getUrlSum());
-				detail.setUrlError(errorCount+detail.getUrlError());
+				detail.setUrlError(errorCount + detail.getUrlError());
 				detail.setUrlDuration(detail.getUrlSum() / detail.getUrl());
 			}
 		},
@@ -200,10 +202,10 @@ public class TopAnalyzer extends AbstractMessageAnalyzer<TopReport> implements L
 				long count = range2.getCount();
 				long errorCount = range2.getFails();
 				double sum = range2.getSum();
-				
+
 				detail.setService(count + detail.getService());
 				detail.setServiceSum(sum + detail.getServiceSum());
-				detail.setServiceError(errorCount+detail.getServiceError());
+				detail.setServiceError(errorCount + detail.getServiceError());
 				detail.setServiceDuration(detail.getServiceSum() / detail.getService());
 			}
 		},
@@ -214,9 +216,9 @@ public class TopAnalyzer extends AbstractMessageAnalyzer<TopReport> implements L
 				long count = range2.getCount();
 				long errorCount = range2.getFails();
 				double sum = range2.getSum();
-				
+
 				detail.setService(count + detail.getService());
-				detail.setServiceError(errorCount+detail.getServiceError());
+				detail.setServiceError(errorCount + detail.getServiceError());
 				detail.setServiceSum(sum + detail.getServiceSum());
 				detail.setServiceDuration(detail.getServiceSum() / detail.getService());
 			}
@@ -228,9 +230,9 @@ public class TopAnalyzer extends AbstractMessageAnalyzer<TopReport> implements L
 				long count = range2.getCount();
 				long errorCount = range2.getFails();
 				double sum = range2.getSum();
-				
+
 				detail.setCall(count + detail.getCall());
-				detail.setCallError(errorCount+detail.getCallError());
+				detail.setCallError(errorCount + detail.getCallError());
 				detail.setCallSum(sum + detail.getCallSum());
 				detail.setCallDuration(detail.getCallSum() / detail.getCall());
 
@@ -243,9 +245,9 @@ public class TopAnalyzer extends AbstractMessageAnalyzer<TopReport> implements L
 				long count = range2.getCount();
 				long errorCount = range2.getFails();
 				double sum = range2.getSum();
-				
+
 				detail.setCall(count + detail.getCall());
-				detail.setCallError(errorCount+detail.getCallError());
+				detail.setCallError(errorCount + detail.getCallError());
 				detail.setCallSum(sum + detail.getCallSum());
 				detail.setCallDuration(detail.getCallSum() / detail.getCall());
 			}
@@ -257,9 +259,9 @@ public class TopAnalyzer extends AbstractMessageAnalyzer<TopReport> implements L
 				long count = range2.getCount();
 				long errorCount = range2.getFails();
 				double sum = range2.getSum();
-				
+
 				detail.setSql(count + detail.getSql());
-				detail.setSqlError(errorCount+detail.getSqlError());
+				detail.setSqlError(errorCount + detail.getSqlError());
 				detail.setSqlSum(sum + detail.getSqlSum());
 				detail.setSqlDuration(detail.getSqlSum() / detail.getSql());
 			}
@@ -310,10 +312,12 @@ public class TopAnalyzer extends AbstractMessageAnalyzer<TopReport> implements L
 			int count = segment.getCount();
 
 			if ("error".equals(m_type)) {
-				com.dianping.cat.consumer.top.model.entity.Segment temp = m_report.findOrCreateDomain(m_domain).findOrCreateSegment(id);
+				com.dianping.cat.consumer.top.model.entity.Segment temp = m_report.findOrCreateDomain(m_domain)
+				      .findOrCreateSegment(id);
 				temp.setError(temp.getError() + count);
 			} else if ("call".equals(m_type)) {
-				com.dianping.cat.consumer.top.model.entity.Segment temp = m_report.findOrCreateDomain(m_domain).findOrCreateSegment(id);
+				com.dianping.cat.consumer.top.model.entity.Segment temp = m_report.findOrCreateDomain(m_domain)
+				      .findOrCreateSegment(id);
 				temp.setCallError(temp.getCallError() + count);
 			}
 		}