Error starting SUM tool SOLMAN 7.1

I am getting following error while starting SUM tool in windows 2008 R2 using startup.bat as administrator,

Jun 30, 2014 2:20:02 PM [Info]: *************************************************

Jun 30, 2014 2:20:02 PM [Info]: Starting SL Controller listening on port 4241 ...

Jun 30, 2014 2:20:02 PM [Info]: Starting StorageService ...

Jun 30, 2014 2:20:02 PM [Info]: Initializing SecurityManager ...

Jun 30, 2014 2:20:02 PM [Info]: Server certificate fingerprint is AF CA 09 D0 5D F8 2F 28 24 BF B5 13 D2 BD E0 7E

Jun 30, 2014 2:20:02 PM [Info]: Configuring HTTPManager ...

Jun 30, 2014 2:20:02 PM [Info]: Starting WebstartService ...

Jun 30, 2014 2:20:02 PM [Info]: Starting RoleService ...

Jun 30, 2014 2:20:02 PM [Info]: Starting AlertService ...

Jun 30, 2014 2:20:02 PM [Info]: Starting NotesService ...

Jun 30, 2014 2:20:02 PM [Info]: Starting ProcessService ...

Jun 30, 2014 2:20:02 PM [Info]: Starting MIDService ...

Jun 30, 2014 2:20:02 PM [Info]: Starting FileService ...

Jun 30, 2014 2:20:02 PM [Info]: LogService switched off.

Jun 30, 2014 2:20:02 PM [Info]: Starting MailService ...

Jun 30, 2014 2:20:02 PM [Info]: Starting services ...

Jun 30, 2014 2:20:02 PM [Info]: Starting service "UseCaseService" ...

Jun 30, 2014 2:20:05 PM [Info]: Starting MIDService ...

Jun 30, 2014 2:20:09 PM [Error]: com.sap.security.core.server.secstorefs.NotFoundException: Could not find a record with key "J2EE/KeyPhrase" in the store.

Jun 30, 2014 2:20:09 PM [Error]: Class com.sap.security.core.server.secstorefs.SecStoreFS method getStringValue has thrown the exception com.sap.security.core.server.secstorefs.NotFoundException

Jun 30, 2014 2:20:09 PM [Error]: Property J2EE/KeyPhrase does not exist.

Jun 30, 2014 2:20:09 PM [Error]: Cannot load encrypted property with name J2EE/KeyPhrase. See previous messages.

Jun 30, 2014 2:20:09 PM [Error]: Error while loading data model from file E:/SUM1/SUM/sdt/data/variables/JUP.J2EE.DataModel.xml. See previous messages.

Jun 30, 2014 2:20:09 PM [Error]: Could not load data model com.sap.sdt.j2ee.model.J2EEDataModel. See previous messages.

Jun 30, 2014 2:20:09 PM [Error]: Error while initializing service context.

Jun 30, 2014 2:20:09 PM [Error]: Can't initilize sdt service provider

Jun 30, 2014 2:20:09 PM [Error]: Creation of use case executor failed.

Jun 30, 2014 2:20:09 PM [Fatal]: Error during controller startup.

Jun 30, 2014 2:20:09 PM [Fatal]: SL Controller exiting.

Please help.

Thanks,

Savio