unable to validate the Transformation file

Hi Guru's, When i am trying to Validating Transformation file i am getting the following error. [Start validating transformation file]
Validating format of transformation file
Validating options…
Validation on options was successful
Validating mappings…
Validation on mappings was successful
Validating conversions…
Validation on conversions was successful
Creating the transformation xml file; wait a moment
Transformation xml file saved successfully Connecting to server...
Begin validate transformation file with data file…
[Start test transformation file]
Validate has successfully completed
ValidateRecords = YES
Cannot find generated document content in DB Table
Error: Validate with data file failed I maintained the following Mappings in Mapping Section.

ACCOUNT=RACCT

C_SEGMENT=SEGMENT

C_PRCTR=PRCTR

CON_ENTITY=RBUKRS

C_Category=RVERS

C_DataSrc=*newcol(INPUT)

Groups=CURTYPE

Intco=RASSC

RptCurrency=*NEWCOL(LC)

SIGNEDDATA=BALANCE

FLOW=RMVCT

Time=FISCPER

We are not maintaining any COnversion file. That is not required for our requirment.

Kindly help me on that issue.

Regards,

Srinivasan.