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
/**
	 * Error code indicating the page margin is larger than the whole page.
	 */
	public static final String DESIGN_EXCEPTION_INVALID_PAGE_MARGINS = MessageConstants.SEMANTIC_ERROR_INVALID_PAGE_MARGINS;
	/**
	 * Error code indicating the report has no master page.
	 */
	public static final String DESIGN_EXCEPTION_MISSING_MASTER_PAGE = MessageConstants.SEMANTIC_ERROR_MISSING_MASTER_PAGE;
	/**
	 * Error code indicating the columns span outside the page content.
	 */
	public static final String DESIGN_EXCEPTION_INVALID_MULTI_COLUMN = MessageConstants.SEMANTIC_ERROR_INVALID_MULTI_COLUMN;
	/**
	 * Error code indicating the element referred is not found.
	 */
	public static final String DESIGN_EXCEPTION_INVALID_ELEMENT_REF = MessageConstants.SEMANTIC_ERROR_INVALID_ELEMENT_REF;
	/**
	 * Error code indicating the structure referred is not found.
	 */
	public static final String DESIGN_EXCEPTION_INVALID_STRUCTURE_REF = MessageConstants.SEMANTIC_ERROR_INVALID_STRUCTURE_REF;
	/**
	 * Error code indicating the JDBC select data set has no SQL statement.
	 */
	public static final String DESIGN_EXCEPTION_MISSING_SQL_STMT = MessageConstants.SEMANTIC_ERROR_MISSING_SQL_STMT;
	/**
	 * Error code indicating List or Table can not access any data set.
	 */
	public static final String DESIGN_EXCEPTION_MISSING_DATA_SET = MessageConstants.SEMANTIC_ERROR_MISSING_DATA_SET;
	/**
	 * Error code indicating the image file is not found.