How to create table in ireport

How to create table in ireport...It throws an error

<jr:table xmlns:jr="http://jasperreports.sourceforge.net/jasperreports/components" xsi:schemaLocation="http://jasperreports.sourceforge.net/jasperreports/components http://jasperreports.sourceforge.net/xsd/components.xsd">						<datasetRun subDataset="RequestApproval">							<dataSourceExpression><![CDATA[$F{requestApproval}]]></dataSourceExpression>						</datasetRun>						<jr:column width="90">							<jr:columnHeader style="table 1_CH" height="30">								<staticText>									<reportElement x="0" y="0" width="90" height="30"/>									<textElement/>									<text><![CDATA[ApprovalId]]></text>								</staticText>							</jr:columnHeader>							<jr:detailCell style="table 1_TD" height="20">								<textField>									<reportElement x="0" y="0" width="90" height="20"/>									<textElement/>									<textFieldExpression class="java.lang.String"><![CDATA[$F{ApprovalId}]]></textFieldExpression>								</textField>							</jr:detailCell>						</jr:column>						<jr:column width="90">							<jr:columnHeader style="table 1_CH" height="30">								<staticText>									<reportElement x="0" y="0" width="90" height="30"/>									<textElement/>									<text><![CDATA[status]]></text>								</staticText>							</jr:columnHeader>							<jr:detailCell style="table 1_TD" height="20">								<textField>									<reportElement x="0" y="0" width="90" height="20"/>									<textElement/>									<textFieldExpression class="java.lang.String"><![CDATA[$F{Status}]]></textFieldExpression>								</textField>							</jr:detailCell>						</jr:column>						<jr:column width="90">							<jr:columnHeader style="table 1_CH" height="30">								<staticText>									<reportElement x="0" y="0" width="90" height="30"/>									<textElement/>									<text><![CDATA[statusDescription]]></text>								</staticText>							</jr:columnHeader>							<jr:detailCell style="table 1_TD" height="20">								<textField>									<reportElement x="0" y="0" width="90" height="20"/>									<textElement/>									<textFieldExpression class="java.lang.String"><![CDATA[$F{StatusDescription}]]></textFieldExpression>								</textField>							</jr:detailCell>						</jr:column>						<jr:column width="90">							<jr:columnHeader style="table 1_CH" height="30">								<staticText>									<reportElement x="0" y="0" width="90" height="30"/>									<textElement/>									<text><![CDATA[ApprovalType]]></text>								</staticText>							</jr:columnHeader>							<jr:detailCell style="table 1_TD" height="20">								<textField>									<reportElement x="0" y="0" width="90" height="20"/>									<textElement/>									<textFieldExpression class="java.lang.String"><![CDATA[$F{ApprovalType}]]></textFieldExpression>								</textField>							</jr:detailCell>						</jr:column>						<jr:column width="90">							<jr:columnHeader style="table 1_CH" height="30">								<staticText>									<reportElement x="0" y="0" width="90" height="30"/>									<textElement/>									<text><![CDATA[RecordUpdatedUserId]]></text>								</staticText>							</jr:columnHeader>							<jr:detailCell style="table 1_TD" height="20">								<textField>									<reportElement x="0" y="0" width="90" height="20"/>									<textElement/>									<textFieldExpression class="java.lang.String"><![CDATA[$F{RecordUpdatedUserId}]]></textFieldExpression>								</textField>							</jr:detailCell>						</jr:column>						<jr:column width="90">							<jr:columnHeader style="table 1_CH" height="30">								<staticText>									<reportElement x="0" y="0" width="90" height="30"/>									<textElement/>									<text><![CDATA[RecordUpdatedOn]]></text>								</staticText>							</jr:columnHeader>							<jr:detailCell style="table 1_TD" height="20">								<textField>									<reportElement x="0" y="0" width="90" height="20"/>									<textElement/>									<textFieldExpression class="java.sql.Timestamp"><![CDATA[$F{RecordUpdatedOn}]]></textFieldExpression>								</textField>							</jr:detailCell>						</jr:column>						<jr:column width="90">							<jr:columnHeader style="table 1_CH" height="30">								<staticText>									<reportElement x="0" y="0" width="90" height="30"/>									<textElement/>									<text><![CDATA[RequestId]]></text>								</staticText>							</jr:columnHeader>							<jr:detailCell style="table 1_TD" height="20">								<textField>									<reportElement x="0" y="0" width="90" height="20"/>									<textElement/>									<textFieldExpression class="java.lang.String"><![CDATA[$F{RequestId}]]></textFieldExpression>								</textField>							</jr:detailCell>						</jr:column>						<jr:column width="90">							<jr:columnHeader style="table 1_CH" height="30">								<staticText>									<reportElement x="0" y="0" width="90" height="30"/>									<textElement/>									<text><![CDATA[ApprovedBy]]></text>								</staticText>							</jr:columnHeader>							<jr:detailCell style="table 1_TD" height="20">								<textField>									<reportElement x="0" y="0" width="90" height="20"/>									<textElement/>									<textFieldExpression class="java.lang.String"><![CDATA[$F{ApprovedBy}]]></textFieldExpression>								</textField>							</jr:detailCell>						</jr:column>					</jr:table>

What is the error?

Remember to use in the table only the Fields of your subdataset "RequestApproval"

You cannot use other Fields.... but i'm not know it is the problem... i need you send the error...

If interest, i made a video showing how to use the table:

http://bit.ly/cY4xMH   (audio only in portuguese, but i think you will not need the audio)

Hi

I am in desparate need of using table with in IREPORT but couldnot populate it with date. Can u send me the video on hasilpur@hotmai.com.

I will be highly oblidged.

thanks in advance.

Ahmad