exception error

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I learned acegi yesterday and found an exception. Org. acegisecurity. authenticationcredentialsnotfoundexception: An authentication object was not found in the securitycontext at Org. acegisecurity. intercept. abstractsecurityinterceptor.

When I was working on a project today, there were two entities: style and brand. The relationship between the two was many-to-many. The function was to select a style and display all the brands of the style. HqlThe statement is as follows: 1

I have been working on WF recently and have encountered some problems and experiences to share with you and discuss them. This issue focuses on exception handling. As far as I know, in WF, once a process instance is started, whether it is running

When a php file declares a namespace, the class must be specified in the namespace in which the file is used, otherwise it will be an error because the class is not found in the current space, and the PHP core class will have this problem, for

Beginner Hibernate, using the official log template to configure the log, run a small example,Some exceptions are written in the log in the console:21:16:36,036 debug entityloader:146 - static select for entity  cn.sjll.hibernate435.model.usermodel [

Abnormal:Error ten error lnk2019:unresolved external symbol [email protected] referenced in function "unsigned long __stdcall Start Thedotnetruntime (void *) "([email protected]@[email protected]) E:\C++\VC project \nativedll\nativedll.obj

After both ASP.net 2.0 and ASP.net 4.0 are enabled in IIS6, the Web site program may have the following error: "System.Web.HttpException:Path '//eurl.axd/' is not found." ” The reason for the error is that when ASP.net detects that the Web site is

After both ASP.net 2.0 and ASP.net 4.0 are enabled in IIS6, the Web site program may have the following error: "System.Web.HttpException:Path '//eurl.axd/' is not found." ” The reason for the error is that when ASP.net detects that the Web site is

Today I tested the SSH framework, but there was a problem, when I loaded an object with Get () there was no exception, but I threw an exception with load (), and the exception was as follows:Java.lang.NullPointerExceptionAt

Error querying database. Cause:java.lang.NumberFormatException:For Input string: The query parameter contains a String type field, but the front end passes a "-1" string, which is judged as follows: and tb_task_type.task_type_key =

After both ASP.net 2.0 and ASP.net 4.0 are enabled in IIS6, the Web site program may have the following error: "System.Web.HttpException:Path '//eurl.axd/' is not found." ” The reason for the error is that when ASP.net detects that the Web site is

If in the process of using Uialertview, inexplicably appear wait_fences:failed to receive reply:10004003 this error, then Ten is because you forgot to close the keyboard. Uialertview a pop-up, if the keyboard is not closed, lost focus, when the

public class Divide throws Divideexception, arithmeticexception{ //error throws should be private int in method instead of class Numerator,denominator; public Divide (int num, int denom) { numerator = num; denominator =

1. A recent project on workflow in the training of a company, from the SVN share of an engineering x,x with a tomcat6.20, and X required 6.0 version of the JDK, (My Computer, dall790, there is a tomcat6.20 installation package, from the other test

Today's database inexplicably landed after the implementation of the report "Communication channel file end error Handling" error, engaged in a half-day did not solve, the first dizzy, finally thanks to the test department Wang Go Help, alas, it

ArticleDirectory The try-finally syntax in the seh exception model is referenced and introduced. All exceptions must be inherited from throwable. Stricter and more rigorous exception handling management! Pay special attention to

Document directory The try-finally syntax in the seh exception model is referenced and introduced. All exceptions must be inherited from throwable. Stricter and more rigorous exception handling management! Pay special attention to

Overview In today's Internet era, Software downloading is one of the most frequently used software. Over the past few years, the download technology has continued to develop. The original download function is only a "Download" process, that is,

PHPPDO for MYSQL encapsulation /** * Auther soulence * Call a data file * Modify 2015/06/12 */ Class DBConnect { Private $ dbname = null; Private $ pdo = null; Private $