how to fix error 491

1. Error descriptionToday, after compiling the app with Android Studio and installing the APK, the error is as follows:file build\outputs\apk\OYP_2.3.4doesnotonwhile Installing APKAs shown2. Solution1. Try the build-and-clean project again to compile, or invalid2. Invalid attempt to restart Android studioThen I went to open the Build\outputs\apk\ directory and found that the APK file was compiled, but the f

will automatically close the connection) two methods of connection will not automatically release the connection. The connection is closed only if the result is traversed or the Close method is called The ping and Exec methods in Go SQL will automatically release the connection after the call is finished Ignoring a return value of a function does not mean that the value does not exist, and if the return value requires close to release the resource, ignoring it directly causes a resource

WIN10 1709 MDT Encapsulation errorRecently in the implementation of the MDT package, encountered WIN10 installed software, update can not be encapsulated after the problem, the following will be the wrong process to share to everyone!1. The Sysprep error is prompted when executing the MDT package, with the following information:2. Manually perform Sysprep on your computer and report the error "Sysprep canno

$MethodAndArgsCaller. Run(Zygoteinit. Java:955)? Atcom. Android. Internal. OS. Zygoteinit. Main(Zygoteinit. Java: -)?As shown in the following:2. Error analysisIt turns out that my Activity inherits from Android.support.v7.app.AppCompatActivity, not android.app.Activity.3, Solution Method 1:When the activity is created, if it is not so strongly required to inherit from Appcompatactivity, the activity is directly inherited.If you inherit activity from

, you can change the small part, try again, not to change small. Of course, this place can also be modified with the command line: Exit-notepad d:\pfile.txt-Modify-Save, enter Sqlplus again.Sql>create spfile from pfile= ' d:\pfile.txt ';Sql>startupOK, this is the end of the question.Iii. SummaryOn the internet to find a lot of solutions, no one can succeed. Some are not sure of the problem, some are only the way, there is no reason, the way is not right. So meet the problem, to analyze the possi

visible core file is generated:　　Finally, GDB is used to analyze the program and see the stack situation:　　It is clear from the above output that the segment error appears on line 6th of testcore.c, and the problem is already fixed.Many system default generated core file size is 0, like this to set the core file size, only valid in the current session, if the shutdown terminal restarts, then you need to enter the above command.4. If you want to set t

Print this error in the backgroundThere's really no way.Someone on the internet says download a genymotion-arm-translation_v1.1.zip and drag it to the virtual machine to install it.But I have an effect on my own wood test.Is there a big God pointing out?Print this error in the backgroundThere's really no way.Someone on the internet says download a genymotion-arm-translation_v1.1.zip and drag it to the virtu

Configure the NGINX+PHP-FPM, visit the homepage, prompt error:2015/01/14 23:04:39 [ERROR] 10964#2788: * * Rewrite or internal redirection cycle while internally redirecting to "/", Clie nt:127.0.0.1, SERVER:BK, Request: "get/http/1.1", Host: "BK"cause of Error:index instruction, solution to try_files $uri $uri/; Change to Try_files $uri $uri/= 404;Special Note:There can be no spaces between the =404 equals

Tags: CREATE table corruption loss size TE suspect data tool log fileData type MSSQL 2008R2 data size 352 MB fault detection Server A few times after the power outage database suspicious cannot attach message 1813, Level 16, State 2, line 1th cannot open the new database ' YXHIS20182 '. CREATE DATABASE abort. Msg 1813, Level 16, State 2, line 1th cannot open the new database ' YXHIS20182 '. CREATE DATABASE abort. Message 9003, Level 20, State 1, the log scan number (2732:125:21) of the log scan

Recently learning Angularjs, but this article and angularjs not much relationship. After learning to use the route and Ng-view using the template, after discovering that the view is loaded, Firefox will report an error "discard the contents of the document Element", although the page is running normally, but always look awkward: (.After careful review, found that the error points to the style sheet tag styl

Recently found that WIN10 remote connection some Windows Server mstsc can not connect, but some windows2012 but can access, can not access all reported the following this error:Follow the prompts of the Microsoft address, looked at the bottom is the server side is not updated, and my win10 has updated a security patch,If both sides are not patched, it can be accessed normally.If both sides are patched, they can also be accessed normally.But if one party hits the other, it will report the mistake

swap file permanent and effective when the system starts, so we'll add the following line to the/ect/fstab fileOpen the file with VI first, then add the following line, and then save it.sudo vi/etc/fstab/swapfile swap swap SW 0 0 Modify Innodb_buffer_pool_size:My VPS is loaded with MARIADB (15 mariadb performance tuning methods). It has four configuration files--each of which is under/etc:MY.CNF.D is a folder: (There are three files, ignoring the bakup file, I modified the seve

This is an error caused by the WMI service corruptionRepairing a corrupted batch program for the WMI serviceCopy the following code into a text file, renamed Fixwmi.bat, and run. It will take some time, please wait patiently. ===============================Fixwmi. CMD------------------------@echo oncd/d C:\Tempif not exist%windir%\System32\Wbem goto Tryinstallcd/d%windir%\System32\Wbemnet stop WinMgmtWinmgmt/killif exist Rep_bak Rd REP_BAK/S/qRename R

(En.getsupportedprotocols ())); SYSTEM.OUT.PRINTLN ("Enabled protocol:" + Arrays.aslist (En.getenabledprotocols ())); SYSTEM.OUT.PRINTLN ("Supported cryptographic Suites:" + arrays.aslist (En.getsupportedciphersuites ())); SYSTEM.OUT.PRINTLN ("Encryption Suite enabled:" + arrays.aslist (En.getenabledciphersuites ())); } catch (Exception e) {//TODO auto-generated catch block E.printstacktrace (); }} and then set protocols and ciphers before the httpclient

, then right-click on them and click Delete to confirm that you have not selected the wrong item before deleting it. When you are done, restart your computer, and the problem should be resolved. See here, perhaps novice friends will worry about their own operation is not good, it does not matter, in order to help simplify the operation, Microsoft also prepared the corresponding processing program, just download the installation run can fix the above

Today, I used PHP to connect to MySQL database on my Mac, and there wasMac PHP Warning:mysql_connect (): [2002] No such file ...Details such as the following are seen:Dirkmacbook:vote dirk$ PHPUnit mytest.phpWarning:mysql_connect (): No such file or directory in/applications/xampp/xamppfiles/htdocs/myvote/vote/conn.php on Line 25This error, very easy to overcome this problem, enter such as the following command:Mkdir/var/mysqlLn-s/tmp/mysql.sock/var/m

GitHub only allows uploading files up to 100MB, and if they are exceeded, they will be reject by the server.You need to:git filter-branch--force--index-filter "git rm--cached--ignore-unmatch project1/project1.1\ Sample\ Project/ Output.txt "--prune-empty--tag-name-filter cat----allgit commit--amend-cheadGit push Origin MasterNote To execute the above command in the. Git folder directoryRecommended Reading :Pro Git (Chinese version) http://git.oschina.net/progit/GitHub

AutoIt is a scripting language and is often used for automated installations.Some system images on the network contain AutoIt scripts for automatic configuration of the system.There are often two possible causes for this problem:1) did not do well when the system was done. In this case, you need to change an image file.2) After the system starts, some scripts are automatically run to configure the system and load some settings. In this case, you only need to clean the power-on autorun items. The

1 PrivateBasedao Basedao;2 PublicBasedao Getbasedao () {3 if(Basedao = =NULL ){4Basedao =NewBasedao ();5 }6 returnBasedao;7 }8 9 @OverrideTen Publicstring QUERYHIPSNDOCCTRTBYPK (String pk_psndoc_sub, string pk_psndoc) One throwsbusinessexception { AString sql = "SELECT * from HI_PSNDOC_CTRT where pk_psndoc_sub= '" +pk_psndoc_sub+ "' and Pk_psndoc = '" +pk_psndoc + "' and N VL (dr,0) = 0 "; -ListNewBeanlistprocessor (Ctrtvo.class)); - if(Listvo! =NULL listvo.size () > 0) { the return(String) l

Transferred from: http://topic.csdn.net/u/20080723/21/7e1e06cb-d013-4675-ba9b-9b39d49d0a0e.html 1) Add a reference to the System.Web.dll2) SortDirection enumeration under the System.Web.UI.WebControls namespace, add a reference to the System.Web.dll, and then use this namespace toCheck MSDN for this kind of problem, it's all written.------------------------------------------------Note: This enumeration is new in the. NET Framework version 2.0.Specifies the direction in which the