2024-01-11 08:33:43 [信息] Device Loading!
2024-01-11 08:33:43 [信息] Device Loading!
2024-01-11 08:33:59 [调试] 创建驱动(100)成功!
2024-01-11 08:33:59 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,打开端口(/dev/ttyS2,9600)成功!
2024-01-11 08:33:59 [调试] 创建驱动(130)成功!
2024-01-11 08:34:00 [信息] OpenDevice(130,/data/app-lib/com.jsscom.tlclient-2/libDRCurrencyITL.so,/dev/ttyS3,9600)=0,打开端口成功
2024-01-11 08:34:00 [调试] 创建驱动(910)成功!
2024-01-11 08:34:00 [信息] OpenDevice(910,/data/app-lib/com.jsscom.tlclient-2/libDRSQLite.so,/storage/emulated/0/tl//data/js_tl.db,)=0,openDB=0
2024-01-11 08:34:22 [调试] CashAcceptBill(130,29)=0
2024-01-11 08:34:22 [调试] CashEnable(130,,,0)=0
2024-01-11 08:40:27 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 08:40:27 [调试] PrintQrCode(100,7,2,s1112-001-2401110840151892987501)=31001
2024-01-11 08:40:28 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 08:51:09 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 08:51:10 [信息] onDeviceEvent(130,,0,进钞中...)...
2024-01-11 08:51:10 [信息] onDeviceEvent(130,,10024,拒绝接收，退钞中...)...
2024-01-11 08:51:10 [信息] onDeviceEvent(130,,0,拒绝接收，退钞中...)...
2024-01-11 08:51:11 [信息] onDeviceEvent(130,,10026,退钞完成)...
2024-01-11 08:51:11 [信息] onDeviceEvent(130,,0,设备空闲中)...
2024-01-11 08:51:13 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 08:51:13 [信息] onDeviceEvent(130,,0,进钞中...)...
2024-01-11 08:51:14 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 08:51:14 [信息] onDeviceEvent(130,,10022,正在叠钞中...)...
2024-01-11 08:51:15 [信息] onDeviceEvent(130,,10023,进钞完成,金额=10)...
2024-01-11 08:51:16 [信息] onDeviceEvent(130,,10027,叠钞完成!)...
2024-01-11 08:51:16 [信息] onDeviceEvent(130,,0,设备空闲中)...
2024-01-11 08:51:17 [信息] CashGetMoney(130)=10
2024-01-11 08:51:18 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 08:51:18 [调试] PrintQrCode(100,7,2,s1112-001-2401110851173686275101)=31001
2024-01-11 08:51:18 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 09:24:56 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 09:24:57 [信息] onDeviceEvent(130,,0,进钞中...)...
2024-01-11 09:24:58 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 09:24:58 [信息] onDeviceEvent(130,,10022,正在叠钞中...)...
2024-01-11 09:24:59 [信息] onDeviceEvent(130,,10023,进钞完成,金额=10)...
2024-01-11 09:24:59 [信息] CashGetMoney(130)=10
2024-01-11 09:24:59 [信息] onDeviceEvent(130,,10027,叠钞完成!)...
2024-01-11 09:25:00 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 09:25:00 [信息] onDeviceEvent(130,,0,设备空闲中)...
2024-01-11 09:25:00 [调试] PrintQrCode(100,7,2,s1112-001-2401110925000028004701)=31001
2024-01-11 09:25:00 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 10:29:40 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 10:29:40 [信息] onDeviceEvent(130,,0,进钞中...)...
2024-01-11 10:29:41 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 10:29:41 [信息] onDeviceEvent(130,,10022,正在叠钞中...)...
2024-01-11 10:29:42 [信息] onDeviceEvent(130,,10023,进钞完成,金额=10)...
2024-01-11 10:29:42 [信息] CashGetMoney(130)=10
2024-01-11 10:29:43 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 10:29:43 [信息] onDeviceEvent(130,,10027,叠钞完成!)...
2024-01-11 10:29:43 [信息] onDeviceEvent(130,,0,设备空闲中)...
2024-01-11 10:29:43 [调试] PrintQrCode(100,7,2,s1112-001-2401111029430104334201)=31001
2024-01-11 10:29:43 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 11:33:34 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 11:33:35 [信息] onDeviceEvent(130,,0,进钞中...)...
2024-01-11 11:33:35 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 11:33:36 [信息] onDeviceEvent(130,,10022,正在叠钞中...)...
2024-01-11 11:33:37 [信息] onDeviceEvent(130,,10023,进钞完成,金额=10)...
2024-01-11 11:33:37 [信息] CashGetMoney(130)=10
2024-01-11 11:33:37 [信息] onDeviceEvent(130,,10027,叠钞完成!)...
2024-01-11 11:33:38 [信息] onDeviceEvent(130,,0,设备空闲中)...
2024-01-11 11:33:39 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 11:33:39 [调试] PrintQrCode(100,7,2,s1112-001-2401111133390928493101)=31001
2024-01-11 11:33:39 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 14:52:10 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 14:52:10 [信息] onDeviceEvent(130,,0,进钞中...)...
2024-01-11 14:52:11 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 14:52:12 [信息] onDeviceEvent(130,,10022,正在叠钞中...)...
2024-01-11 14:52:12 [信息] onDeviceEvent(130,,10023,进钞完成,金额=10)...
2024-01-11 14:52:13 [信息] onDeviceEvent(130,,10027,叠钞完成!)...
2024-01-11 14:52:13 [信息] CashGetMoney(130)=10
2024-01-11 14:52:13 [信息] onDeviceEvent(130,,0,设备空闲中)...
2024-01-11 14:52:14 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 14:52:14 [调试] PrintQrCode(100,7,2,s1112-001-2401111452140587471901)=31001
2024-01-11 14:52:14 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 15:28:24 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 15:28:24 [信息] onDeviceEvent(130,,0,进钞中...)...
2024-01-11 15:28:25 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 15:28:25 [信息] onDeviceEvent(130,,10022,正在叠钞中...)...
2024-01-11 15:28:26 [信息] onDeviceEvent(130,,10023,进钞完成,金额=10)...
2024-01-11 15:28:26 [信息] CashGetMoney(130)=10
2024-01-11 15:28:27 [信息] onDeviceEvent(130,,10027,叠钞完成!)...
2024-01-11 15:28:27 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 15:28:27 [信息] onDeviceEvent(130,,0,设备空闲中)...
2024-01-11 15:28:27 [调试] PrintQrCode(100,7,2,s1112-001-2401111528270051680801)=31001
2024-01-11 15:28:27 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 15:47:29 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 15:47:30 [信息] onDeviceEvent(130,,0,进钞中...)...
2024-01-11 15:47:30 [信息] onDeviceEvent(130,,10024,拒绝接收，退钞中...)...
2024-01-11 15:47:31 [信息] onDeviceEvent(130,,10026,退钞完成)...
2024-01-11 15:47:31 [信息] onDeviceEvent(130,,0,设备空闲中)...
2024-01-11 15:47:33 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 15:47:33 [信息] onDeviceEvent(130,,0,进钞中...)...
2024-01-11 15:47:34 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 15:47:35 [信息] onDeviceEvent(130,,10022,正在叠钞中...)...
2024-01-11 15:47:36 [信息] onDeviceEvent(130,,10023,进钞完成,金额=20)...
2024-01-11 15:47:36 [信息] CashGetMoney(130)=20
2024-01-11 15:47:36 [信息] onDeviceEvent(130,,10027,叠钞完成!)...
2024-01-11 15:47:36 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 15:47:36 [信息] onDeviceEvent(130,,0,设备空闲中)...
2024-01-11 15:47:37 [调试] PrintQrCode(100,7,2,s1112-001-2401111547363984167501)=31001
2024-01-11 15:47:37 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 15:47:37 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 15:47:38 [调试] PrintQrCode(100,7,2,s1112-001-2401111547364715118002)=31001
2024-01-11 15:47:38 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 17:38:49 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 17:38:49 [调试] PrintQrCode(100,7,2,s1112-001-2401111738395059316201)=31001
2024-01-11 17:38:50 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 18:23:48 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 18:23:48 [调试] PrintQrCode(100,7,2,s1112-001-2401111823382065884501)=31001
2024-01-11 18:23:49 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 18:26:07 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 18:26:08 [信息] onDeviceEvent(130,,0,进钞中...)...
2024-01-11 18:26:09 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 18:26:09 [信息] onDeviceEvent(130,,10022,正在叠钞中...)...
2024-01-11 18:26:10 [信息] onDeviceEvent(130,,10023,进钞完成,金额=10)...
2024-01-11 18:26:10 [信息] CashGetMoney(130)=10
2024-01-11 18:26:10 [信息] onDeviceEvent(130,,10027,叠钞完成!)...
2024-01-11 18:26:11 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 18:26:11 [信息] onDeviceEvent(130,,0,设备空闲中)...
2024-01-11 18:26:11 [调试] PrintQrCode(100,7,2,s1112-001-2401111826109971256901)=31001
2024-01-11 18:26:11 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 18:29:59 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 18:30:00 [调试] PrintQrCode(100,7,2,s1112-001-2401111829448552871501)=31001
2024-01-11 18:30:00 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 18:56:03 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 18:56:04 [调试] PrintQrCode(100,7,2,s1112-001-2401111855535235131801)=31001
2024-01-11 18:56:04 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 18:58:04 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 18:58:05 [调试] PrintQrCode(100,7,2,s1112-001-2401111857567376909801)=31001
2024-01-11 18:58:05 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:03:20 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:03:21 [调试] PrintQrCode(100,7,2,s1112-001-2401111903096217643901)=31001
2024-01-11 19:03:21 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:05:00 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:05:00 [调试] PrintQrCode(100,7,2,s1112-001-2401111904525283988601)=31001
2024-01-11 19:05:00 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:06:01 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:06:02 [调试] PrintQrCode(100,7,2,s1112-001-2401111905545029190501)=31001
2024-01-11 19:06:02 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:13:42 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:13:43 [调试] PrintQrCode(100,7,2,s1112-001-2401111913362131928601)=31001
2024-01-11 19:13:43 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:20:43 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 19:20:44 [信息] onDeviceEvent(130,,0,进钞中...)...
2024-01-11 19:20:44 [信息] onDeviceEvent(130,,10024,拒绝接收，退钞中...)...
2024-01-11 19:20:45 [信息] onDeviceEvent(130,,10026,退钞完成)...
2024-01-11 19:20:45 [信息] onDeviceEvent(130,,0,设备空闲中)...
2024-01-11 19:20:48 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 19:20:48 [信息] onDeviceEvent(130,,0,进钞中...)...
2024-01-11 19:20:49 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 19:20:49 [信息] onDeviceEvent(130,,10022,正在叠钞中...)...
2024-01-11 19:20:50 [信息] CashGetMoney(130)=10
2024-01-11 19:20:50 [信息] onDeviceEvent(130,,10023,进钞完成,金额=10)...
2024-01-11 19:20:50 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:20:51 [信息] onDeviceEvent(130,,10027,叠钞完成!)...
2024-01-11 19:20:51 [信息] onDeviceEvent(130,,0,设备空闲中)...
2024-01-11 19:20:51 [调试] PrintQrCode(100,7,2,s1112-001-2401111920509069014901)=31001
2024-01-11 19:20:51 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:23:57 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:23:58 [调试] PrintQrCode(100,7,2,s1112-001-2401111923512533708901)=31001
2024-01-11 19:23:58 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:24:55 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:24:56 [调试] PrintQrCode(100,7,2,s1112-001-2401111924487164293901)=31001
2024-01-11 19:24:56 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:24:56 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:24:57 [调试] PrintQrCode(100,7,2,s1112-001-2401111924487164468302)=31001
2024-01-11 19:24:57 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:27:27 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 19:27:28 [信息] onDeviceEvent(130,,0,进钞中...)...
2024-01-11 19:27:29 [信息] onDeviceEvent(130,,10021,进钞中...)...
2024-01-11 19:27:29 [信息] onDeviceEvent(130,,10022,正在叠钞中...)...
2024-01-11 19:27:30 [信息] onDeviceEvent(130,,10023,进钞完成,金额=10)...
2024-01-11 19:27:30 [信息] CashGetMoney(130)=10
2024-01-11 19:27:31 [信息] onDeviceEvent(130,,10027,叠钞完成!)...
2024-01-11 19:27:31 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:27:31 [信息] onDeviceEvent(130,,0,设备空闲中)...
2024-01-11 19:27:31 [调试] PrintQrCode(100,7,2,s1112-001-2401111927311557950901)=31001
2024-01-11 19:27:32 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:30:03 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:30:04 [调试] PrintQrCode(100,7,2,s1112-001-2401111929559222770101)=31001
2024-01-11 19:30:04 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:36:14 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:36:15 [调试] PrintQrCode(100,7,2,s1112-001-2401111936067245311301)=31001
2024-01-11 19:36:15 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:38:30 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:38:31 [调试] PrintQrCode(100,7,2,s1112-001-2401111938235546668001)=31001
2024-01-11 19:38:31 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:44:43 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:44:43 [调试] PrintQrCode(100,7,2,s1112-001-2401111944370413213401)=31001
2024-01-11 19:44:44 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:48:48 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:48:49 [调试] PrintQrCode(100,7,2,s1112-001-2401111948394311144301)=31001
2024-01-11 19:48:49 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 19:49:11 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 19:49:11 [调试] PrintQrCode(100,7,2,s1112-001-2401111949031109984501)=31001
2024-01-11 19:49:11 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 20:01:26 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 20:01:26 [调试] PrintQrCode(100,7,2,s1112-001-2401112001189435769401)=31001
2024-01-11 20:01:27 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 20:01:44 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 20:01:45 [调试] PrintQrCode(100,7,2,s1112-001-2401112001302263565901)=31001
2024-01-11 20:01:45 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 20:23:10 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 20:23:10 [调试] PrintQrCode(100,7,2,s1112-001-2401112023015937887901)=31001
2024-01-11 20:23:10 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 20:27:37 [警告] 0:OpenDevice(100,/data/app-lib/com.jsscom.tlclient-2/libReceiptPrinterMS.so,/dev/ttyS2,9600)=0,端口已打开
2024-01-11 20:27:37 [调试] PrintQrCode(100,7,2,s1112-001-2401112027306206702901)=31001
2024-01-11 20:27:38 [信息] RPCutPaper(100,0)=0,msg=
2024-01-11 21:10:08 [调试] CashDisable(130)=0