Why I am getting below error on POS Sale

[mandeepmavi]

Why I am getting below error on POS Sale, I am trying with demo.

2015-08-25 09:55:01,805 |Thread-32            |PosTransaction                |E| No Authorization transaction found for payment preference - [GenericEntity:OrderPaymentPreference][billingPostalCode,null()][createdByUserLogin,admin(java.lang.String)][createdDate,2015-08-25 09:54:55.169(java.sql.Timestamp)][createdStamp,2015-08-25 09:54:55.251(java.sql.Timestamp)][createdTxStamp,2015-08-25 09:54:54.778(java.sql.Timestamp)][finAccountId,null()][lastModifiedByUserLogin,null()][lastModifiedDate,null()][lastUpdatedStamp,2015-08-25 09:54:55.251(java.sql.Timestamp)][lastUpdatedTxStamp,2015-08-25 09:54:54.778(java.sql.Timestamp)][manualAuthCode,null()][manualRefNum,null()][maxAmount,5.21(java.math.BigDecimal)][needsNsfRetry,null()][orderId,RSCO10020(java.lang.String)][orderItemSeqId,null()][orderPaymentPreferenceId,10020(java.lang.String)][overflowFlag,N(java.lang.String)][paymentMethodId,null()][paymentMethodTypeId,CASH(java.lang.String)][presentFlag,Y(java.lang.String)][processAttempt,null()][productPricePurposeId,null()][securityCode,null()][shipGroupSeqId,null()][statusId,PAYMENT_RECEIVED(java.lang.String)][swipedFlag,N(java.lang.String)][track2,null()]