我的网站上有HealthMonitoring。我的网页有90％以
格式访问http://www.itsmywebsite.com/showproduct.aspx?id=somenumber 我正在检查WebEvents_events表，看到我的表已经充满了这个错误
0002609ad8vdf45f8daffc7de8716e32 2013-11-25 17:01:18.153 2013-11-25 11:01:18.153 System.Web.Management.WebViewStateFailureAuditEvent 9877 1455 4009 50204 Viewstate verification failed. Reason: Viewstate was invalid. C:\HostingSpaces\parthak\itsmywebsite.com\wwwroot\ / C15472-132183 http://www.itsmywebsite.com/showproduct.aspx NULL Event code: 4009
Event message: Viewstate verification failed. Reason: Viewstate was invalid.
Event time: 11/25/2013 11:01:18 AM
Event time (UTC): 11/25/2013 5:01:18 PM
Event ID: 0002609ad8vdf45f8daffc7de8716e32
Event sequence: 9877
Event occurrence: 1455
Event detail code: 50204
Application information:
Application domain: /LM/W3SVC/94/ROOT-1-1302342423433586
Trust level: Full
Application Virtual Path: /
Application Path: C:\HostingSpaces\parthak\itsmywebsite.com\wwwroot\
Machine name: C15472-132183
Process information:
Process ID: 28796
Process name: w3wp.exe
Account name: C15472-132183\itsmywebsitecom_web
Request information:
Request URL: http://www.itsmywebsite.com/showproduct.aspx
Request path: /showproduct.aspx
User host address: 186.xx.xxx.xx
User:
Is authenticated: False
Authentication Type:
Thread account name: C15472-132183\itsmywebsitecom_web
ViewStateException information:
Exception message: Invalid viewstate.
Client IP: 186.xx.xxx.xx
Port: 29991
Referer:
Path: /showproduct.aspx
User-Agent: Mozilla/4.0 (compatible; Synapse)
有一些SO线程表明将EnableViewStateMac设置为false可以解决问题。但就我而言，事实并非如此。
我还做什么或看什么？