Stack Trace:[FormatException: Invalid character in a Base-64 string.] System.Convert.FromBase64String(String s) +0 System.Web.UI.ObjectStateFormatter.Deserialize(String inputString) +72 System.Web.UI.ObjectStateFormatter.System.Web.UI.IStateFormatter.Deserialize(String serializedState) +4 System.Web.UI.ClientScriptManager.EnsureEventValidationFieldLoaded() +172
[ViewStateException: Invalid viewstate. Client IP: 127.0.0.1 Port: 1455 User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; TencentTraveler ; .NET CLR 2.0.50727; .NET CLR 1.1.4322) ViewState: /wEWCAL36pC8BgLE8eqZCQLn9+W4DgLv0dLjDwKjsP/BBALHk8KtCQL9kpmqCgKBk62FAw== Referer: Path: /lunwenweb/mess/res/ponse.aspx]
[HttpException (0x80004005): The state information is invalid for this page and might be corrupted.] System.Web.UI.ViewStateException.ThrowError(Exception inner, String persistedState, String errorPageMessage, Boolean macValidationError) +116 System.Web.UI.ClientScriptManager.EnsureEventValidationFieldLoaded() +209 System.Web.UI.ClientScriptManager.ValidateEvent(String uniqueId, String argument) +67 System.Web.UI.Control.ValidateEvent(String uniqueID, String eventArgument) +106 System.Web.UI.WebControls.TextBox.LoadPostData(String postDataKey, NameValueCollection postCollection) +31 System.Web.UI.WebControls.TextBox.System.Web.UI.IPostBackDataHandler.LoadPostData(String postDataKey, NameValueCollection postCollection) +11 System.Web.UI.Page.ProcessPostData(NameValueCollection postData, Boolean fBeforeLoad) +408 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +6953 System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +154 System.Web.UI.Page.ProcessRequest() +86 System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context) +18 System.Web.UI.Page.ProcessRequest(HttpContext context) +49 ASP.lunwenweb_mess_res_ponse_aspx.ProcessRequest(HttpContext context) in c:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\root\c849e05e\653d4ae6\App_Web_o8b0s9ua.0.cs:0 System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +154 System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +64
楼上的兄弟,你的问题我曾遇到过.后来解决了,.你去看看这个:https://bbs.bc-cn.net/viewthread.php?tid=173137看能解决不.