diff --git a/data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/i18n/Messages.properties b/data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/i18n/Messages.properties
index 2f87585c1df..a7753f49896 100644
--- a/data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/i18n/Messages.properties
+++ b/data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/i18n/Messages.properties
@@ -32,6 +32,7 @@ invalid.level.expression=The level name "{0}" is not found.
 invalid.measure.expression=The measure expression for measure "{0}" cannot be null.
 invalid.data.type=Invalid data type: {0}. 
 invalid.binding.expression=Invalid expression: {0}.
+invalid.computedColumn.expression=Invalid computed column "{0}" which references an invalid data set column "{1}".
 
 cube.error.createhierarchy=Error happens when create hierarchy:{0}.
 cube.error.createdimension=Error happens when create dimension:{0}.
diff --git a/data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/i18n/ResourceConstants.java b/data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/i18n/ResourceConstants.java
index 77eb66839e0..15bedcc4682 100644
--- a/data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/i18n/ResourceConstants.java
+++ b/data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/i18n/ResourceConstants.java
@@ -37,6 +37,7 @@ public class ResourceConstants
 	public final static String INVALID_MEASURE_EXPRESSION = "invalid.measure.expression";
 	public final static String INVALID_DATA_TYPE = "invlid.data.type"; 
 	public final static String INVALID_BINDING_EXPRESSION = "invalid.binding.expression";
+	public final static String INVALID_COMPUTED_EXPRESSION  = "invalid.computedColumn.expression";
 	public final static String CUBE_HIERARCHY_CREATION_ERROR = "cube.error.createhierarchy";
 	public final static String CUBE_DIMENSION_CREATION_ERROR = "cube.error.createdimension";
 	public final static String CUBE_MEASURE_CREATION_ERROR = "cube.error.createmeasure";