python (12.9k questions)

javascript (9.2k questions)

reactjs (4.7k questions)

java (4.2k questions)

java (4.2k questions)

c# (3.5k questions)

c# (3.5k questions)

html (3.3k questions)

Questions - generic-list

Parallel.Invoke and Index was outside the bounds of the array

I am sporadically seeing the following error, System.IndexOutOfRangeException: Index was outside the bounds of the array. at System.Collections.Generic.List`1.Add(T item) I have a console applicatio...
test-img

JGV

c#

multithreading

linq

thread-safety

generic-list

Votes: 0

Answers: 2

Latest Answer

The fundamental issue is that List<T>.Add is not thread safe. By trying to add to the same array in parallel, you are most likely causing an internal collision, potentially during resizing opera...
test-img

David L

Posts

Questions

Blogs

Jobs