c# - Fails to use Azure caching in my web app -


in webpage, should display gridview table records, i've tried add cache grid records cache, if exists, , if not go db itself.

though when load page error:

could not load file or assembly 'microsoft.windowsazure.serviceruntime, version=2.0.0.0, culture=neutral, publickeytoken=31bf3856ad364e35' or 1 of dependencies. system cannot find file specified.

here's code, i'll glad recieve possible help:

 protected void page_load(object sender, eventargs e)         {             //if (page.ispostback)             datacache cache = new datacache("default");             dataset result = (dataset) cache.get("table");             if (result == null)             {                 string connstring = sqlazuredatasource.connectionstring;                 sqldataadapter adp = new sqldataadapter("select * students", connstring);                 dataset ds = new dataset();                 adp.fill(ds);                 cache.put("table", ds);                 gridview1.datasource = ds;                 gridview1.databind();             }             else             {                 gridview1.datasource = result;                 gridview1.databind();             }         }


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