contactsdatabase problem pls solve it.

hi buddy
 i have been created contact database file nd now i m put data into file but
 message get that system not ready the code is


   _LIT(file,"c:\\system\\data\\systemguard.cdb");
                         TContactItemId newid;
 CContactDatabase* newDb=CContactDatabase::OpenL(file); //= NULL;
   newid=newDb->AddNewContactL(*item);  ///   when control reach at this point then gives message note that system not ready
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regards