RfcException: message: Connect to SAP gateway failedConnection parameters: TYPE=A DEST=172.20.181.8800100liuwangpool ASHOST=172.20.181.88 SYSNR=00 PCS=1LOCATION CPIC (TCP/IP) on local host with UnicodeERROR partner '172.20.181.88:3300' not reachedTIME Thu Jun 03 10:05:56 2021RELEASE 720COMPONENT NI (network interface)VERSION 40RC -10MODULE nixxi.cppLINE 3255DETAIL NiPConnect2: 172.20.181.88:3300SYSTEM CALL connectERRNO 10060ERRNO TEXT WSAETIMEDOUT: Connection timed outCOUNTER 2 Return code: RFC_FAILURE(1) error group: 102 key: RFC_ERROR_COMMUNICATIONcom.sap.conn.rfc.engine.RfcIoControl.error_end(RfcIoControl.java.255)com.sap.conn.rfc.engine.RfcIoControl.ab_rfcopen(RfcIoControl.java.94)com.sap.conn.rfc.api.RfcApi.RfcOpen(RfcApi.java.86)com.sap.conn.jco.rt.MiddlewareJavaRfc$JavaRfcClient.connect(MiddlewareJavaRfc.java.1306)com.sap.conn.jco.rt.ClientConnection.connect(ClientConnection.java.712)com.sap.conn.jco.rt.RepositoryConnection.connect(RepositoryConnection.java.46)com.sap.conn.jco.rt.PoolingFactory.init(PoolingFactory.java.103)com.sap.conn.jco.rt.ConnectionManager.createFactory(ConnectionManager.java.189)com.sap.conn.jco.rt.DefaultConnectionManager.createFactory(DefaultConnectionManager.java.45)com.sap.conn.jco.rt.ConnectionManager.getFactory(ConnectionManager.java.178)com.sap.conn.jco.rt.RfcDestination.getSystemID(RfcDestination.java.787)com.sap.conn.jco.rt.RepositoryManager.getRepository(RepositoryManager.java.30)com.sap.conn.jco.rt.RfcDestination.getRepository(RfcDestination.java.858)sun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethodAccessorImpl.java.-2)sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java.62)sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java.43)java.lang.reflect.Method.invoke(Method.java.498)com.fr.data.impl.sap.SAPDatabaseConnection.testConnection(null.-1)com.fr.data.operator.DataOperator$8.call(null.-1)com.fr.data.operator.DataOperator$8.call(null.-1)java.util.concurrent.FutureTask.run(FutureTask.java.266)java.util.concurrent.Executors$RunnableAdapter.call(Executors.java.511)java.util.concurrent.FutureTask.run(FutureTask.java.266)java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java.1149)java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java.624)java.lang.Thread.run(Thread.java.748)
