diff --git a/lib/mo-tester-1.0-SNAPSHOT.jar b/lib/mo-tester-1.0-SNAPSHOT.jar
index d6127a1d8..e6f6cedf3 100644
Binary files a/lib/mo-tester-1.0-SNAPSHOT.jar and b/lib/mo-tester-1.0-SNAPSHOT.jar differ
diff --git a/src/main/java/io/mo/result/RSCell.java b/src/main/java/io/mo/result/RSCell.java
index ae173a9ba..ecd945ab2 100644
--- a/src/main/java/io/mo/result/RSCell.java
+++ b/src/main/java/io/mo/result/RSCell.java
@@ -74,7 +74,11 @@ public boolean equals(RSCell cell){
                cell.type == Types.BIGINT ||
                (cell.type == Types.VARCHAR && isNumeric(v1) &&isNumeric(v2))) {
                 
-
+                if(!isNumeric(v1)){
+                    LOG.error(String.format("value[%s] does not equal to value[%s]",v1,v2));
+                    return false;
+                }
+                
                 BigDecimal bd1 = BigDecimal.valueOf(Double.valueOf(v1)).stripTrailingZeros();
                 BigDecimal bd2 = BigDecimal.valueOf(Double.valueOf(v2)).stripTrailingZeros();
                 //System.out.println("bd1 = " + bd1);