@xiyou 文件重新上传覆盖了，问题依旧，怎么解决了，试用了几天本来感觉PA蛮好，打算购买商业版的。
堆栈跟踪:
[FormatException: Base-64 字符串中的无效字符。]
System.Convert.FromBase64String(String s) +0
System.Web.UI.ObjectStateFormatter.Deserialize(String inputString) +67
System.Web.UI.ObjectStateFormatter.System.Web.UI.IStateFormatter.Deserialize(String serializedState) +4
System.Web.UI.Util.DeserializeWithAssert(IStateFormatter formatter, String serializedState) +37
System.Web.UI.HiddenFieldPageStatePersister.Load() +136
[ViewStateException: 无效的视图状态。
Client IP: 112.66.43.153
Port: 1724
User-Agent: Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36
ViewState: /wEPDwUJMTIyOTAwNjI5D2QWAgIBD2QWBgIBDxYCHgdWaXNpYmxlaGQCAw8WAh8AaGQCBQ8WAh8AZ2QYAQUeX19Db250c**sc1JlcXVpcmVQb3N0QmFja0tleV9fFgMFB1JhZGlvXzEFB1JhZGlvXzIFB1JhZGlvXzI=
Referer:
http://www.xxx.xxx/e/install/index.aspx?setup=3 Path: /e/install/index.aspx]
[HttpException (0x80004005): 此页的状态信息无效，可能已损坏。]
System.Web.UI.ViewStateException.ThrowError(Exception inner, String persistedState, String errorPageMessage, Boolean macValidationError) +267
System.Web.UI.HiddenFieldPageStatePersister.Load() +218
System.Web.UI.Page.LoadPageStateFromPersistenceMedium() +83
System.Web.UI.Page.LoadAllState() +35
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +7350
System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +213
System.Web.UI.Page.ProcessRequest() +86
System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context) +18
System.Web.UI.Page.ProcessRequest(HttpContext context) +49
ASP.e_install_index_aspx.ProcessRequest(HttpContext context) +4
System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +358
System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +64
