visual c++ - Error while passing integer data as parameter from textbox at run time while inserting into ms access database using c++ mfc -


my code follows 

int x=0; cstring number; try { // open database database.open(null,false,false,sdsn); csampledlg sample=new csampledlg();  // allocate recordset crecordset recset( &database );  // insert data recset.m_pdatabase->begintrans(); getdlgitem(idc_edit1)->getwindowtext(number); x=_wtoi(number);       recset.m_pdatabase->executesql(l"insert  categories (category) values(+=@x)");

i error in above line while inserting integer data @ runtime text box


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