function SignCreate(i){
	var dataToSign = "34534534";
	var CADESCOM_CADES_BES = 1;
	var CAPICOM_CURRENT_USER_STORE = 2;
	var CAPICOM_MY_STORE = "My";
	var CAPICOM_STORE_OPEN_MAXIMUM_ALLOWED = 2;
	var CAPICOM_CERTIFICATE_FIND_SUBJECT_NAME = 1;
	return new Promise(function(resolve, reject){
		cadesplugin.async_spawn(function *(args) {
			try {
				var oStore = yield cadesplugin.CreateObjectAsync("CAPICOM.Store");

				var CertificatesObj = yield oStore.Certificates;

				var oCertificate = yield CertificatesObj.Item(i);
				var oSigner = yield cadesplugin.CreateObjectAsync("CAdESCOM.CPSigner");
				yield oSigner.propset_Certificate(oCertificate);

				var oSignedData = yield cadesplugin.CreateObjectAsync("CAdESCOM.CadesSignedData");
				yield oSignedData.propset_Content(dataToSign);

				var sSignedMessage = yield oSignedData.SignCades(oSigner, CADESCOM_CADES_BES);

				yield oStore.Close();

				args[2](sSignedMessage);
			}
			catch (e)
			{
				args[3]("Failed to create signature. Error: " + cadesplugin.getLastError(e));
			}
		}, i, dataToSign, resolve, reject);
	});
}

				try{
					var oStore = yield cadesplugin.CreateObjectAsync("CAPICOM.Store");
					yield oStore.Open();
					var CertificatesObj = yield oStore.Certificates;
					var oCertificate = yield CertificatesObj.Item(i); //Тут вылетает
				}catch(e){
					alert('Ошибка');
					console.log(e);
				}