The server.log shows the below error many times :-
2012-02-02 09:12:10,090 INFO [com.adobe.monitor.stats.SystemStatistic] (Thread-25) cannot get LFS_Foundation.properties file
2012-02-02 09:12:10,091 ERROR [STDERR] (Thread-25) java.lang.NullPointerException
2012-02-02 09:12:10,091 ERROR [STDERR] (Thread-25) at java.util.Hashtable.put(Hashtable.java:394)
2012-02-02 09:12:10,091 ERROR [STDERR] (Thread-25) at java.util.Properties.setProperty(Properties.java:143)
2012-02-02 09:12:10,091 ERROR [STDERR] (Thread-25) at com.adobe.monitor.stats.PropertiesMappingUtil.setValueToProperties(PropertiesMappingUtil. java:49)
2012-02-02 09:12:10,091 ERROR [STDERR] (Thread-25) at com.adobe.monitor.stats.SystemCacheManager.addAndUpdateStatisticsCache(SystemCacheManager .java:43)
2012-02-02 09:12:10,091 ERROR [STDERR] (Thread-25) at com.adobe.monitor.stats.SystemInfoRetrievalThread.retrieveInfo(SystemInfoRetrievalThread. java:110)
2012-02-02 09:12:10,091 ERROR [STDERR] (Thread-25) at com.adobe.monitor.stats.SystemInfoRetrievalThread.run(SystemInfoRetrievalThread.java:70)
The default location of this file is <ADEP_Install_Directory>\configurationManager\config\solcomp. I think you might have deleted this file by mistake. I would recommend a clean install of the ADEP server.