帐号不能进入论坛

[trtror]

新申请用户能登录,唯独
fbnow
这个不能进入,换了几台电脑都这样,有二天了,提示:
Server Error in '/' Application.
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System.Web.Services.Protocols.SoapException: Server was unable to process request. ---> System.ArgumentNullException: Value cannot be null.
Parameter name: value
at System.Web.Caching.CacheEntry..ctor(String key, Object value, CacheDependency dependency, CacheItemRemovedCallback onRemovedHandler, DateTime utcAbsoluteExpiration, TimeSpan slidingExpiration, CacheItemPriority priority, Boolean isPublic)
at System.Web.Caching.CacheInternal.DoInsert(Boolean isPublic, String key, Object value, CacheDependency dependencies, DateTime utcAbsoluteExpiration, TimeSpan slidingExpiration, CacheItemPriority priority, CacheItemRemovedCallback onRemoveCallback, Boolean replace)
at System.Web.Caching.Cache.Insert(String key, Object value, CacheDependency dependencies, DateTime absoluteExpiration, TimeSpan slidingExpiration, CacheItemPriority priority, CacheItemRemovedCallback onRemoveCallback)
at CSDN.Caching.AspNet.AspNetCache.Add(String key, Object value)
at CSDN.Caching.AspNet.AspNetCache.set_Item(String key, Object value)
at CSDN.ExpertCenter.DataRetriever.AbstractDataRetriever.GetElement(ParameterList Params, Boolean ForceUpdateCahce)
at CSDN.ExpertCenter.DataRetriever.AbstractDataRetriever.GetElement(ParameterList Params)
at CSDN.ExpertCenter.DataRetriever.BlogIntDataAccessor.GetBlogData(String username, BlogInterfaceType type)
at CSDN.ExpertCenter.DataRetriever.ReadBlog.GetBlogViewCount(String CsdnUserName)
at CSDN.ExpertCenter.DataRetriever.DataLayer.ReadExpert(String username)
at CSDN.ExpertCenter.DataRetriever.DataLayer.ReadExpert(MemberInfo mi)
at CSDN.ExpertCenter.DataRetriever.ExpertInfoDataAccessor.ReadData(ParameterList Params)
at CSDN.ExpertCenter.DataRetriever.AbstractDataRetriever.GetElement(ParameterList Params, Boolean ForceUpdateCahce)
at CSDN.ExpertCenter.DataRetriever.AbstractDataRetriever.GetElement(ParameterList Params)
at CSDN.ExpertCenter.DataRetriever.ExpertInfoDataAccessor.GetMemberInfo(String loginname)
at CSDN.ExpertCenter.Service.ExpertCenter.GetExpertInfo(String clientid, String hashedsessionkey, String loginname)
--- End of inner exception stack trace ---
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
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[c_hua6280]

尊敬的用户fanatical,您好:
根据您的反馈,我们现也无法准确分析问题原因所在,建议您将该问题发邮件至[e-mail],且提供该ID以及其密码,我们这里帮您测试一下,谢谢.