why tab container is not working with script manager?

Question

Dear all,

 

iam facing a small prob when using tab container in asp.net

if iam using <ajaxToolkit:ToolkitScriptManager> 

it will works fine but i use <asp:scriptmanager>

then the tab container was not displying 

 

don't give me sujjession like  use <ajaxToolkit:ToolkitScriptManager>

if iam using  <ajaxToolkit:ToolkitScriptManager>
in master page my child pages having gridview inisde update panel so paging is not working

 

if i remove  <ajaxToolkit:ToolkitScriptManager>
 with <asp:scriptmanager> paging works perfect but tab container is not displying

if iam using <ajaxToolkit:ToolkitScriptManager>  then tab container works perfectly but gridview paging not working

 

 

my all gridview's are inside update panel...

 

 

give some sujjessions..