After the upgrade, did the "Database schema upgrade" wizard start and finish successfully?
If NOT, start it by executing the following file (Run as administrator) and finish it.
<SEPMinstallfolder>\bin\upgrade.bat
If it completed successfully, please check the following files at "<SEPMinstallfolder>\Tomcat\logs" for errors
1) catalina.out (open with notepad and check the last line).
2) scm-server-0.log