Error while INSTALLING WAS 6.4 SNEAK PREVIEW

Can someone tell me whats going wrong?

Error: Execution of deployment action for "synclog" aborted:

Db connect failed.Error: Deployment NOT successful for synclogInfo: SDM configuration: Do not automatically start/stop J2EE Engine. Do not restore state of J2EE Engine now.Error: -

At least one of the Deployments failed -

Info: Summarizing the deployment results:Error: Aborted: C:\Ashish\SAP WAS DEvelopment\SAP WAS 6.4\SAPinst_WAS\J2EE-CD\J2EE-ENG\JDD\SYNCLOG.SDAProcessing error. Return code: 4Error: Processing error. Return code: 4

ERROR 2004-04-06 11:31:09

MUT-02041 SDM call of deploySdaList ends with returncode 4. See output of logfile C:\Program Files\sapinst_instdir\j2ee-sneak-preview\install\callSdmViaSapinst.log.

Thanks

Ashish