RDL componenets

how do i using the rdl components??
i generate the rdl and publish to reportserver but got error..

For simple table :
The DetailDataElementName property for the table ‘TableDataRegion1’ cont
ains
‘’, which is not a CLS-compliant identifier. (rsInvalidDataElementName) 
Get
Online HelpThe DetailDataCollectionName property for the table
‘TableDataRegion1’ contains ‘’, which is not a CLS-compliant identif
ier.
(rsInvalidDataElementName) Get Online Help

For simple list:
The value of the height property for the list ‘List3’ is negative. Negat
ive
sizes are not allowed. (rsNegativeSize) Get Online HelpThe value of the
height property for the list ‘List4’ is negative. Negative sizes are not
allowed. (rsNegativeSize) Get Online Help


For image :
The value of the MIMEType property for the embedded image ‘Sample’ is
“IMAGE/BMP”, which is not a valid MIMEType. (rsInvalidMIMEType) Get Onli
ne
Help