Bug 148761 Unable to copy a report item from template to report
Steps: 1. Create a template, add a Text item "t1" or others 2. Create template item using "t1" 3. Double click the template item and we get a report item again. 4. We copy the item, paste to another report file. Expected: the text item can be copied. Actual result: Nothing happened, not copied and no error msg.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/elements/SemanticError.java
/**
	 * The master page can not contain table/list in any level.
	 */
	public static final String DESIGN_EXCEPTION_INVALID_MASTER_PAGE_CONTEXT_CONTAINMENT = MessageConstants.SEMANTIC_ERROR_INVALID_MASTER_PAGE_CONTEXT_CONTAINMENT;
	/**
	 * Data set is not added into this data set.
	 */
	public static final String DESIGN_EXCEPTION_DATA_SET_MISSED_IN_JOINT_DATA_SET = MessageConstants.SEMANTIC_ERROR_DATA_SET_MISSED_IN_JOINT_DATA_SET;
	/**
	 * Column name of the data item has no corresponding data bindging.
	 */
	public static final String DESIGN_EXCEPTION_MISSING_COLUMN_BINDING = MessageConstants.SEMANTIC_ERROR_MISSING_COLUMN_BINDING;
	
	/**
	 * The constant for the semantic error.
	 */
	public static final int ERROR = 0;
	/**
	 * The constant for the semantic warning.
	 */
	public static final int WARNING = 1;
	/**
	 * The level for the semantic error. Can be error or warning.
	 */
	private int errorLevel = ERROR;
	/**
	 * Constructs a SemanticError with the default serious level.
	 * 
	 * @param element
	 *            the element causing this semantic error