OverflowException Value was either too large or too small for an Int32

OverflowException Value was either too large or too small for an Int32

Over flow Exception
at System.Number.ParseInt32(String s, Number Styles style, Number Format Info info)
at Prosis.Pages.Search Page.Page_Load(Object sender, EventArgs e) in C:\Users\hatva\Projects\UpTimeApps\Vovlo CE\Prosis NG\branches\3.2.x\src\Prosis NG\Pages\Search Page.aspx.cs:line 198
at System.Web.Util.Calli Helper.Event Arg Function Caller(Int Ptrfp, Object o, Object t, Event Args e)
at System.Web.Util.Calli Event Handler Delegate Proxy.Callback(Object sender, Event Args e)
at System.Web.UI.Control.OnLoad(Event Args e)
at System.Web.UI.Control.Load Recursive()
at System.Web.UI.Page.Process Request Main(Boolean include Stages Before Async Point, Boolean include Stages After Async Point

过流异常
在System.Number.ParseInt32（String s，Number Stylees style，Number Format Info info）
在Prosis.Pages.Search Page.Page_Load（Object sender，EventArgs e）in C：\ Users \ hatva \ Projects \ UpTimeApps \ Vovlo CE \ Prosis NG \ branches \ 3.2.x \ src \ Prosis NG \ Pages \ Search Page。 aspx.cs：行198
在System.Web.Util.Calli Helper.Event Arg函数调用者（Int Ptrfp，Object o，Object t，Event Args e）
在System.Web.Util.Calli事件处理程序代理Proxy.Callback（对象发件人，事件Args e）
在System.Web.UI.Control.OnLoad（Event Args e）
在System.Web.UI.Control.Load递归（）
在System.Web.UI.Page.Process Request Main（Boolean include Asters Point之前的阶段，Boolean包括Async Point之后的阶段

所给的值对于Int32类型来说 太大或者太小

是不是给的值太大了
像12345678909876654321 这种是无法转换成Int32类型的

OverflowException值对于Int32来说要么太大，要么太小

The egg's cortical reaction serves as a barrier to the entry of more than one sperm