how to reconnect printer

Printer Driver conflict and port exception: after some patches are updated in win10, the printer can be printed locally (the host connected to the printer), and computers in other shared networks can be connected to the printer, but cannot print-solution, I. Problem description: 1. A (WIN10 System) indicates the comput

Org.springframework.transaction.CannotCreateTransactionException:Could not open JDBC Connection for transaction; Nested exception is java.sql.SQLException:Cannot create Poolableconnectionfactory (Could don't create connection to Databas E server. Attempted reconnect 3 times. Giving up.)At Org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin (Datasourcetransactionmanager.java : 245)At Org.springframework.transaction.support.Abstract

. Turn off the power switch of the printer, unplug the power cable and print cable, unscrew the screws on the rear board of the motherboard, unplug the motherboard, 2. Remove the memory from the package, put it into the enlarged memory slot on the motherboard, and push it into place slowly; 3 Push the motherboard into the printer along the rail, tighten the captive screws; 4.

Func e (x, y float64) int {return int (math. Pow (x, y))}func (f *fluent) reconnect () {go func () {for i: = 0;; i++ {err: = F.connect () if Err = = nil {f.mu.lock () F.recon necting = Falsef.mu.Unlock () break} else {if i = = f.config.maxretry {Panic ("fluent#reconnect:failed to Reconnect!")} WaitTime: = f.config.retrywait * E (defaultreconnectwaitincrerate, float64 (i-1)) time. Sleep (time. Duration (wait

Symptom: The client encountered an error when connecting to the Remote Desktop Server "This session will end due to data encryption errors." Please reconnect to the remote computer. "Cause: Potential race conditions between Icaapi.dll and Rdpwsx.dll dynamic-link libraries (DLLs) may cause the certificate private key on the Terminal Services server to be out of sync.Solution:To resolve this issue, follow these steps:1) Start Registry Editor.2) Locate a

, and if you use this connection object to close and open the connection directly after querying the database exception, you cannot successfully connect, you must reopen the running program, or recreate the connection object.In response to this situation, the general solution on the network is to add a timer timer, create a new test connection object timed to connect to the database, if the connection fails to close the connection object and reconnect

retrieveConnectedPeripheralsWithServices: method. If the peripheral you ' re looking forNone of the above two functions require a callback function to return the recovery result, and the return value of the function is the list of devices that can be recovered.The following is a general procedure for recovering and connecting devices, where the official Apple process is quoted:STEP1: operation to recover a known deviceSTEP2: operation to restore connected devicesSTEP3: operation to scan the con

. sendcommand (mysqlio. Java: 1631)At com. MySQL. JDBC. mysqlio. sqlquerydirect (mysqlio. Java: 1723)At com.mysql.jdbc.connection.exe csql (connection. Java: 3250)At com. MySQL. JDBC. Connection. setautocommit (connection. Java: 5395)... We first determine that the connection pool is faulty, that is, when the system time changes, the database connection times out, so we need to reconnect or completely recreate the connection pool. We switched to

You are sitting on a train and trying to work as you walk through tunnels, forests, and uneven terrain. You are sitting on the ground and using a bad network in the cafe to connect. At the airport, the only available seat is at the edge of the internet signal. In the above cases, you will have the same experience: the previous minute you are still working online in the office, and your connection will be interrupted in the next minute. And it always seems to happen at the worst time, such as th

Label: style ar use SP for on art sizeAsync loop died! After the task is restarted, it is found that the task has been abnormal and there are a large number of reconnect logs. B. S. M. N. Client [info] reconnect started for netty-client-192.168.1.2/192.168.1.21: 6724... [26] Telnet to port 6724 of the corresponding machine, and the connection fails. log on to the machine detection port and find that the por

,Why the Internet encountered such problems at last to solve, my really is strange,Very helpless I had to restart the computer .... Here's the problem .... The virtual machine service is not able to open the machine ....Seeing the situation, I suddenly thought of where the problem was.Virtual machine service is not available I have met before because the host's virtual machine related services have been shut down,So I was the first time to look at the host service, sure enough, and the virtual m

Ubuntu,centos the SSH Remote Encryption Connection service is not installed by default.Use the command to install.0.sudo apt-get Install Openssh-server openssh-client1.rpm-qa | grep ssh to see if SSH is installed if no No. 0 step is performed2.service sshd Status Check if it is turned on if not continue below3. Start the SSH Services service sshd Restart Stop Services service sshd stop4.NETSTAT-ANTP | grep sshd to see if 22 ports are activated or Ps-aux|grep sshd to see if there is an sshd servi

Win8.1 system to use Bluetooth headset every time to reconnect how to handle? 1, look under the Device Manager to confirm whether the Bluetooth device driver has been updated to the latest; 2, according to the system model to the manufacturer's website to download the corresponding system version drive; 3, Control Panel, equipment and printers, in which you can see the Bluetooth device has been connected; 4, double click on your Bluetooth h

The Oracle tutorial you are looking at is: Reconnect after the Oracle 8x implementation is automatically disconnected. In real-world database applications, we often encounter the problem that a user who connects to an Oracle database does not have a subsequent operation after an operation, but is disconnected from the database for a long time. For a small application system, the number of connections is limited, which seems to have no serious conseque

Tags: style blog http color io os ar sp 2014Other settings by online tutorials will not have any problems, there are two places where there may be problems1, multi (0) disk (0) rdisk (0) partition (1) windows= "Microsoft WINDOWS XP Professional Debug"/fastdetect/debugport= COM1 /baudrate=115200Where the COM1 should be based on the virtual machine assigned to the COM port to set, I tried several computers, the default is COM2, such as, shown as serial port 2, you should enter COM22, some virtual

Tags: universal ... view CEP database connection function Class item protectionHow to catch errors when a database connection fails, avoiding pop-up errors so that you can reconnect automatically the next time The main is to avoid manual intervention. Once the error message pops up, if there is no manual intervention to turn it off, the program will stop there and not be able to reconnect automatically.Whil

whether a connection is disconnected at the remote end: try{Socket.sendurgentdata (0xFF);} catch (Exception ex) {reconnect ();} ———————————————————————————————————————————————— Oh. The following is the listening connection program I wrote: /** * Listener Connection Threads * */classmonitorconnectextendsthread{ privateSocketStatusss=null; privateStringaddress=null; privateintPort=0; publicmonitorconnect (socketstatusss,string Address,intport) {this.

The connection breaks after the data source indefinite period (workaround: Set up since the connection is closed and reconnect automatically.) The question is described below): The original configuration file of the data source is as follows: (Note: 2 rows of Red line conflict) The modified data source configuration is as follows: (resolve the problem of indefinite time database connection interruption) (Note:Verify the (partial) effect of the code

Reconnect HRC + Since Smartfoxserver 2X version 2.5 (and later) introduced an improved version of the highly resilient connection system (HRC +), players can rejoin the server after a sudden disconnection without losing their current state. In this article, we'll discuss the ways in which HRC + can save a lot of development work, how it's technically done, and how to configure and test.Why did I disconnect the connection. Accidental disconnection is v

This is where the Tomcat application (persistence layer is hibernate) and the database are on different machines, and the connection breaks down when the database restarts or problems or the network is faulty. You will need to restart Tomcat after the repair, otherwise the application will continue to report connection refused errors. What is the way to get hibernate to automatically reconnect to the database after knowing that the connection failed?