Aug 3, 2011 · All I did was add menu-items and added its events and now Delphi Prism compiler is complaining that "Object reference not set to an instance of an object" every time when I try to open the main form designer.

Jan 13, 2015 · Hi, I just install new Delphi XE7 IDE in my PC... When i try to compile one project (Any project. Even a blank project), the next error appear: Checking project dependencies...

If you have 'Object reference not set to an instance of an object' in XAML, but your application compiles and runs fine, you will usually find out that its cause is something in a constructor that can't be resolved at design time.

Feb 5, 2003 · set an object reference variable to nil (for very good and valid reasons, which I can explain later if you are interested). So if your application needs to test whether the E object reference variable is nil, you'll need to set it to nil after freeing the instance: var E : TExample; begin E := TExample.Create; E.Free; E := nil; if Assigned(E ...

Jan 11, 2008 · Generally it means that something in flare is referincing to a object that does not exist. I occasionally get this error when I edit my TOC outside of Flare while flare is open and make a few mistakes. The best thing to do is run analyser …

It's from a program I've done in Delphi 5 but now tries to get it working in Delphi 8. I have reproduced the problem in the following extremly simple program, it has something to do with the StretchDraw routine. When i run the program and execute the event (formclick) an error occours: "Object reference not set to an instance of an object"

Nov 18, 2016 · An Delphi object reference is like a C++ pointer with the following exceptions: An Delphi reference is implicitly dereferenced (in which case it acts more like a C++ reference). An Delphi reference does not have pointer arithmetic as a defined operation.

Add a load group for ‘Fire’. Define the fire curve again. Recalculate. Was this article helpful?

Feb 14, 2009 · If you try to access 'my_int', before assigning it a reference to an Integer instance, then you would have the error, "an object reference (my_int) not set to an instance of an object (Integer)". Share

If you try to access a member of a class instance using a null reference then you get a System.NullReferenceException. Which is the same as Object reference not set to an instance of an object. The following code is a simple way of reproducing this: