[opencms-dev] What's wrong? Please help me

[polysoft contact]

   hi,i meet a trouble now.I've used opencms smoothly till today,but after 
i restart my computer today,i can't login opencms.In tomcat window,it 
displays opencms starting, i'v checked opencms's log file:
------------------------------------------------------------------------------

[04.06.2003 16:49:46] <opencms_init> . Initializing registry: finished
[04.06.2003 16:49:46] <opencms_init> . Resource broker init : phase 4 ok - 
finished
[04.06.2003 16:49:46] <opencms_init> . Found mime types     : 127 entrys
[04.06.2003 16:49:46] <opencms_init> . Legacy HTTP streaming: disabled
[04.06.2003 16:49:46] <opencms_critical> . Critical init error/5: 
com.opencms.core.CmsException: Invalid parameterstring. Exception: 
java.lang.NumberFormatException: For input string: "df"
[04.06.2003 16:49:46] <opencms_init> . Session storage      : initialized
----------------------------------------------------------------------------------

it seems has a fetal error,please tell me what to do?   Thanks!!!
BTW, my opencms uses mysql and my computer intall Oracle too,  my tomcat 
does't use port 8080,becsause Oracle use this port.

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