weblogic启动的时候显示的内容如下，请大家帮忙看看这是什么错误呢？谢谢了先！
[weblogic@localhost mydomain]$ ./startWebLogic.sh
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CLASSPATH=/home/weblogic/bea/jdk142_08/lib/tools.jar:/home/weblogic/bea/weblogic81/server/lib/weblogic_sp.jar:/home/weblogic/bea/weblogic81/server/lib/weblogic.jar::/home/weblogic/bea/weblogic81/common/eval/pointbase/lib/pbserver44.jar:/home/weblogic/bea/weblogic81/common/eval/pointbase/lib/pbclient44.jar:/home/weblogic/bea/jdk142_08/jre/lib/rt.jar:/home/weblogic/bea/weblogic81/server/lib/webservices.jar:/home/weblogic/bea/jdk142_08/jre/lib
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PATH=/home/weblogic/bea/weblogic81/server/bin:/home/weblogic/bea/jdk142_08/jre/bin:/home/weblogic/bea/jdk142_08/bin:/usr/kerberos/bin:/usr/local/bin:/bin:/usr/bin:/usr/X11R6/bin:/home/weblogic/bin:/home/weblogic/bea/jdk142_08/bin
.
***************************************************
* To start WebLogic Server, use a username and *
* password assigned to an admin-level user. For *
* server administration, use the WebLogic Server *
* console at http://[hostname]:[port]/console *
***************************************************
<2010-3-9 下午02时20分02秒 CST> <Info> <WebLogicServer> <BEA-000377> <Starting WebLogic Server with Java HotSpot(TM) Client VM Version 1.4.2_08-b03 from Sun Microsystems Inc.>
<2010-3-9 下午02时20分02秒 CST> <Info> <Configuration Management> <BEA-150016> <This server is being started as the administration server.>
<2010-3-9 下午02时20分02秒 CST> <Info> <Management> <BEA-141107> <Version: WebLogic Server 8.1 SP5 Mon Sep 19 23:06:54 PDT 2005 641358
WebLogic XMLX Module 8.1 SP5 Mon Sep 19 23:06:54 PDT 2005 641358 >
<2010-3-9 下午02时20分02秒 CST> <Notice> <Management> <BEA-140005> <Loading domain configuration from configuration repository at /home/weblogic/bea/user_projects/domains/mydomain/./config.xml.>
<2010-3-9 下午02时20分03秒 CST> <Notice> <Log Management> <BEA-170019> <The server log file /home/weblogic/bea/user_projects/domains/mydomain/myserver/myserver.log is opened. All server side log events will be written to this file.>
<2010-3-9 下午02时20分03秒 CST> <Warning> <EmbeddedLDAP> <BEA-171520> <Could not obtain an exclusive lock for directory: ./myserver/ldap/ldapfiles. Waiting for 10 seconds and then retrying in case existing WebLogic Server is still shutting down.>
<2010-3-9 下午02时20分13秒 CST> <Warning> <EmbeddedLDAP> <BEA-171520> <Could not obtain an exclusive lock for directory: ./myserver/ldap/ldapfiles. Waiting for 10 seconds and then retrying in case existing WebLogic Server is still shutting down.>
<2010-3-9 下午02时20分23秒 CST> <Warning> <EmbeddedLDAP> <BEA-171520> <Could not obtain an exclusive lock for directory: ./myserver/ldap/ldapfiles. Waiting for 10 seconds and then retrying in case existing WebLogic Server is still shutting down.>
<2010-3-9 下午02时20分33秒 CST> <Warning> <EmbeddedLDAP> <BEA-171520> <Could not obtain an exclusive lock for directory: ./myserver/ldap/ldapfiles. Waiting for 10 seconds and then retrying in case existing WebLogic Server is still shutting down.>
<2010-3-9 下午02时20分43秒 CST> <Error> <EmbeddedLDAP> <BEA-171519> <Could not obtain an exclusive lock to the embedded LDAP data files directory: ./myserver/ldap/ldapfiles because another WebLogic Server is already using this directory. Ensure that the first WebLogic Server is completely shutdown and restart the server.>
<2010-3-9 下午02时20分43秒 CST> <Critical> <WebLogicServer> <BEA-000364> <Server failed during initialization. Exception:weblogic.server.ServiceFailureException: Could not obtain an exclusive lock to the embedded LDAP data files directory: ./myserver/ldap/ldapfiles because another WebLogic Server is already using this directory. Ensure that the first WebLogic Server is completely shutdown and restart the server.