2014-03-26 09:52:41,054 [YDAWBH104][Thread:8][ERROR] DotNetNuke.Services.Exceptions.Exceptions - System.IO.IOException: The process cannot access the file 'D:\HostingSpaces\PHerau\appsontabs.com\wwwroot\Portals\4\Cache\Pages\437_C455F9F654215AFC4B4AC3AC0F05D26C.data.resources' because it is being used by another process.
   at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
   at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath)
   at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share)
   at System.IO.File.WriteAllBytes(String path, Byte[] bytes)
   at DotNetNuke.Services.ModuleCache.FileProvider.SetModule(Int32 tabModuleId, String cacheKey, TimeSpan duration, Byte[] output)
2014-03-26 16:11:32,382 [YDAWBH104][Thread:72][FATAL] DotNetNuke.Framework.PageBase - An error has occurred while loading page.
System.Web.HttpException (0x80004005): Validation of viewstate MAC failed. If this application is hosted by a Web Farm or cluster, ensure that <machineKey> configuration specifies the same validationKey and validation algorithm. AutoGenerate cannot be used in a cluster. ---> System.Web.UI.ViewStateException: Invalid viewstate. 
	Client IP: 178.116.192.137
	Port: 50706
	Referer: http://www.health-science.be/Admin/Inloggen/tabid/206/language/nl-BE/Default.aspx?returnurl=%2fnl-be%2fshop%2fcheckout.aspx
	Path: /Default.aspx
	User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.154 Safari/537.36
	ViewState: 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...
   at System.Web.UI.ViewStateException.ThrowError(Exception inner, String persistedState, String errorPageMessage, Boolean macValidationError)
   at System.Web.UI.ViewStateException.ThrowMacValidationError(Exception inner, String persistedState)
   at System.Web.UI.ObjectStateFormatter.Deserialize(String inputString)
   at System.Web.UI.ObjectStateFormatter.System.Web.UI.IStateFormatter.Deserialize(String serializedState)
   at System.Web.UI.Util.DeserializeWithAssert(IStateFormatter formatter, String serializedState)
   at System.Web.UI.HiddenFieldPageStatePersister.Load()
   at System.Web.UI.Page.LoadPageStateFromPersistenceMedium()
   at System.Web.UI.Page.LoadAllState()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
2014-03-26 16:11:32,461 [YDAWBH104][Thread:72][ERROR] DotNetNuke.Services.Exceptions.Exceptions - DotNetNuke.Services.Exceptions.PageLoadException: Validation of viewstate MAC failed. If this application is hosted by a Web Farm or cluster, ensure that <machineKey> configuration specifies the same validationKey and validation algorithm. AutoGenerate cannot be used in a cluster. ---> System.Web.HttpException: Validation of viewstate MAC failed. If this application is hosted by a Web Farm or cluster, ensure that <machineKey> configuration specifies the same validationKey and validation algorithm. AutoGenerate cannot be used in a cluster. ---> System.Web.UI.ViewStateException: Invalid viewstate. 
	Client IP: 178.116.192.137
	Port: 50706
	Referer: http://www.health-science.be/Admin/Inloggen/tabid/206/language/nl-BE/Default.aspx?returnurl=%2fnl-be%2fshop%2fcheckout.aspx
	Path: /Default.aspx
	User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.154 Safari/537.36
	ViewState: SEze6gqpmNNIWKhW0dLIEWU7fx7c/GCF4r/Yt4gnSdp/FGMgyYn3qF+I7KK+KN47pTVht1ueCCqHzCtzZ1IM+BHIjx/uXOgANGwvvjrJS24DT+2oYcpRVj0caGJyfhPN+IjOL94vt67SQn6nxGTlrzIO5zpBcZZ682s804a3ojvVMPX3t02+ARZwnqXgmMIxHJ7NVz8hq+QTa7XUy/iZ7NX4VhlNhGwXx4/KbmgGhrbqGNMhM57qKWxVjZPGsujrqiw9aqmoIULdmO9+WkLd4C8SRLY413SXRzOgfFtljKlyhoPmU5nk3Z40uVKu47dBApUeGf5XnnDBbK9TSKbybUtTqfNUnB99mL58b+BA9tbB9yj9XIl41eeZ9pnMl88xn49ePsAR8AtV6E3qlBuFb+rM5kwi9X6owm6fnZqBHWQY4dXna0rXbN4VWGBDtHJKC4CO+HEk0+cdgeqRBgH50xq6H7585nT903TVXf31wSN2GrxXt0/tYR+79aqkM1VOPamOALBcHqAecq6arfForaXGqL1CJVmVbyJx6PWOY8Q3UpjS8dSvESlGAG9c8Rv2PDRweGvrztffEISw1GbI0tBL80PSfLkfABYqwGhy9PoLEJIS0zeGY9SGVUqsFoNgLlmNWMqq9SvDOCp6yTJ4U0sagr9Y6wRQNOADLAjtagj...
   --- End of inner exception stack trace ---
   at System.Web.UI.ViewStateException.ThrowError(Exception inner, String persistedState, String errorPageMessage, Boolean macValidationError)
   at System.Web.UI.ViewStateException.ThrowMacValidationError(Exception inner, String persistedState)
   at System.Web.UI.ObjectStateFormatter.Deserialize(String inputString)
   at System.Web.UI.ObjectStateFormatter.System.Web.UI.IStateFormatter.Deserialize(String serializedState)
   at System.Web.UI.Util.DeserializeWithAssert(IStateFormatter formatter, String serializedState)
   at System.Web.UI.HiddenFieldPageStatePersister.Load()
   at System.Web.UI.Page.LoadPageStateFromPersistenceMedium()
   at System.Web.UI.Page.LoadAllState()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
   --- End of inner exception stack trace ---
2014-03-26 18:12:27,742 [YDAWBH104][Thread:51][ERROR] DotNetNuke.Modules.Admin.Users.EditUser - System.Threading.ThreadAbortException: Thread was being aborted.
   at System.Threading.Thread.AbortInternal()
   at System.Threading.Thread.Abort(Object stateInfo)
   at System.Web.HttpResponse.End()
   at System.Web.HttpResponse.Redirect(String url, Boolean endResponse, Boolean permanent)
   at DotNetNuke.Modules.Admin.Users.EditUser.cmdUpdate_Click(Object sender, EventArgs e)
2014-03-26 18:15:23,851 [YDAWBH104][Thread:51][ERROR] DotNetNuke.Modules.Admin.Users.EditUser - System.Threading.ThreadAbortException: Thread was being aborted.
   at System.Threading.Thread.AbortInternal()
   at System.Threading.Thread.Abort(Object stateInfo)
   at System.Web.HttpResponse.End()
   at System.Web.HttpResponse.Redirect(String url, Boolean endResponse, Boolean permanent)
   at DotNetNuke.Modules.Admin.Users.EditUser.cmdUpdate_Click(Object sender, EventArgs e)