the server was just rebooted... same problem.
Content of the log file is:
2009-11-02 10:04:17.031 SEVERE: ================== Server Environment ===================
2009-11-02 10:04:17.031 SEVERE: os.name = Windows 2003
2009-11-02 10:04:17.031 SEVERE: os.version = 5.2
2009-11-02 10:04:17.046 SEVERE: os.arch = x86
2009-11-02 10:04:17.046 SEVERE: java.version = 1.5.0_15
2009-11-02 10:04:17.046 SEVERE: java.vendor = Sun Microsystems Inc.
2009-11-02 10:04:17.046 SEVERE: java.vm.name = Java HotSpot(TM) Server VM
2009-11-02 10:04:17.046 SEVERE: java.vm.version = 1.5.0_15-b04
2009-11-02 10:04:17.046 SEVERE: java.home = D:\Program Files (x86)\Symantec\Symantec Endpoint Protection Manager\jdk\jre
2009-11-02 10:04:17.046 SEVERE: catalina.home = D:\Program Files (x86)\Symantec\Symantec Endpoint Protection Manager\tomcat
2009-11-02 10:04:17.046 SEVERE: java.user = null
2009-11-02 10:04:17.046 SEVERE: user.language = da
2009-11-02 10:04:17.046 SEVERE: user.country = DK
2009-11-02 10:04:17.046 SEVERE: scm.server.version = 11.0.3001.2224
2009-11-02 10:04:18.859 SEVERE: ================== StartClientTransport ===================
2009-11-02 10:04:19.734 SEVERE: Schedule is started!
2009-11-02 10:04:20.734 SEVERE: StateCheckpointTask connect to secars failed: SERVICE NOT AVAILABLE
2009-11-02 10:13:22.409 SEVERE: Schedule is stopped!