Hello, I just turned on log4net's internal debugging to see everything goes clean and noticed this error:
log4net:ERROR XmlHierarchyConfigurator: Failed to find type [log4net.Appender.RollingFileAppender+MinimalLock] System.TypeLoadException: Could not load type [log4net.Appender.RollingFileAppender+MinimalLock]. Tried assembly [log4net, Version=1.2.10.0, Culture=neutral, PublicKeyToken=1b44e1d426115821] and all loaded assemblies at log4net.Util.SystemInfo.GetTypeFromString(Assembly relativeAssembly, String typeName, Boolean throwOnError, Boolean ignoreCase) at log4net.Util.SystemInfo.GetTypeFromString(String typeName, Boolean throwOnError, Boolean ignoreCase) at log4net.Repository.Hierarchy.XmlHierarchyConfigurator.CreateObjectFromXml(XmlElement element, Type defaultTargetType, Type typeConstraint) log4net:ERROR XmlHierarchyConfigurator: Failed to create object to set param: lockingModel I've googled the message and found nothing useful about solution. Any help will be appreciated. log4net version: 1.2.10.0 Thanks, Cankut Eskin