错误异常weblogic.security.service.SecurityServiceRuntimeException: [Security:09

求助，weblogic 启动报错<2009-11-3 下午03时15分44秒 CST> <Critical> <WebLogicServer> <BEA-000362> <Server failed. Reason: There are 1 nested errors:weblogic.security.service.SecurityServiceRuntimeException: [Security:090877]Service Common JAASAuthenticationService unavailable, see exception text: java.lang.SecurityException: 配置错误：
行 1: 预期的 [{], 找到 [???????????????]
at weblogic.security.service.PrincipalAuthenticator.initialize(PrincipalAuthenticator.java:175)
at weblogic.security.service.PrincipalAuthenticator.<init>(PrincipalAuthenticator.java:311)
at weblogic.security.service.CommonSecurityServiceManagerDelegateImpl.doATN(CommonSecurityServiceManagerDelegateImpl.java:719)
at weblogic.security.service.CommonSecurityServiceManagerDelegateImpl.initializeRealm(CommonSecurityServiceManagerDelegateImpl.java:508)
at weblogic.security.service.CommonSecurityServiceManagerDelegateImpl.loadRealm(CommonSecurityServiceManagerDelegateImpl.java:822)
at weblogic.security.service.CommonSecurityServiceManagerDelegateImpl.initializeRealms(CommonSecurityServiceManagerDelegateImpl.java:851)
at weblogic.security.service.CommonSecurityServiceManagerDelegateImpl.initialize(CommonSecurityServiceManagerDelegateImpl.java:1007)
at weblogic.security.service.SecurityServiceManager.initialize(SecurityServiceManager.java:849)
at weblogic.security.SecurityService.start(SecurityService.java:141)
at weblogic.t3.srvr.SubsystemRequest.run(SubsystemRequest.java:64)
at weblogic.work.ExecuteThread.execute(ExecuteThread.java:209)
at weblogic.work.ExecuteThread.run(ExecuteThread.java:181)
Caused by: java.lang.SecurityException: 配置错误：
行 1: 预期的 [{], 找到 [???????????????]
at com.sun.security.auth.login.ConfigFile.<init>(ConfigFile.java:97)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:494)
at java.lang.Class.newInstance0(Class.java:350)
at java.lang.Class.newInstance(Class.java:303)
at weblogic.security.service.PrincipalAuthenticator.loadConfFileForJVM(PrincipalAuthenticator.java:221)
at weblogic.security.service.PrincipalAuthenticator.initialize(PrincipalAuthenticator.java:161)
... 11 more
Caused by: java.io.IOException: 配置错误：
行 1: 预期的 [{], 找到 [???????????????]
at com.sun.security.auth.login.ConfigFile.match(ConfigFile.java:442)
at com.sun.security.auth.login.ConfigFile.parseLoginEntry(ConfigFile.java:327)
at com.sun.security.auth.login.ConfigFile.readConfig(ConfigFile.java:308)
at com.sun.security.auth.login.ConfigFile.init(ConfigFile.java:218)
at com.sun.security.auth.login.ConfigFile.init(ConfigFile.java:163)
at com.sun.security.auth.login.ConfigFile.<init>(ConfigFile.java:95)
... 19 more>