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Hibernate - A collection with cascade=”all-delete-orphan” was no longer referenced by the owning ent
...erenced distinctly points out creating a new HashSet but you can have this error anytime you reassign the set. For example:
public void setChildren(Set<SonEntity> aSet)
{
this.sonEntities = aSet; //This will override the set that Hibernate is tracking.
}
Usually you want to only "new" ...
Database Diagram Support Objects cannot be Installed … no valid owner
I tried to create a database diagramm with SQL Server 2008, but an error occurs:
14 Answers
...
Django: ImproperlyConfigured: The SECRET_KEY setting must not be empty
...ough. When I try to run ./manage.py runserver I am getting the following error:
25 Answers
...
Does IE9 support console.log, and is it a real function?
...t not the DebugBar I got a message from latter that there was a JavaScript error (console is not defined).
– Simon A. Eugster
Sep 28 '12 at 5:21
...
How do I find out which process is locking a file using .NET?
... to determine file locker.");
try
{
const int ERROR_MORE_DATA = 234;
uint pnProcInfoNeeded = 0,
pnProcInfo = 0,
lpdwRebootReasons = RmRebootReasonNone;
string[] resources = new string[] { path }; // Just checking...
commandButton/commandLink/ajax action/listener method not invoked or input value not set/updated
...alue>
</context-param>
and you are also not seeing any googlable errors and/or warnings in browser's JavaScript console (press F12 in Chrome/Firefox23+/IE9+ to open the web developer toolset and then open the Console tab), then work through below list of possible causes.
Possible causes
U...
What causes java.lang.IncompatibleClassChangeError?
...library as a JAR, and it's throwing many java.lang.IncompatibleClassChangeError s when I try to invoke methods from it. These errors seem to appear at random. What kinds of problems could be causing this error?
...
error upon assigning Layout: BoxLayout can't be shared
...this Java JFrame class, in which I want to use a boxlayout, but I get an error saying java.awt.AWTError: BoxLayout can't be shared . I've seen others with this problem, but they solved it by creating the boxlayout on the contentpane, but that is what I'm doing here. Here's my code:
...
Unable to run app in Simulator: Xcode beta 6 iOS 8
...imulator using Xcode 6 beta and iPhone 5s simulator.
First I am getting an error message from Simulator
22 Answers
...
Logging best practices [closed]
...gs/uses the event ids, and can make it easy to provide guidance for common errors, e.g. error 5178 means your database connection string is wrong, etc.
Event id's should follow some kind of structure (similar to the Theory of Reply Codes used in email and HTTP), which allows you to treat them by ca...