Hi Nanda,
Please refer below links
SAP MaxDB: Database Administration Using Database Studio - SAP Business Continuity - SAP Library
SAP MaxDB Tools - MaxDB - SCN Wiki
http://maxdb.sap.com/training/administration_7.6/MaxDB-Admin-DBStudio-LCM263.pdf
For your issue, can you downgrade JRE to 6 and check the results.
Hope this helps.
Regards,
Deepak Kori