© 2026 Hedgehog Software, LLC
Twitter
GitHub
Discord
System
Light
Dark
More
Communities
Docs
About
Terms
Privacy
Search
Star
Feedback
Setup for Free
C
C#
•
2y ago
•
43 replies
marco
System.NotSupportedException: Collection was of a fixed size.
I am getting the above error when adding an entity to my db set
. The entity has no collections of a fixed size
, and I cannot figure out why this is happening
C#
Join
We are a programming server aimed at coders discussing everything related to C# (CSharp) and .NET.
61,871
Members
View on Discord
Resources
ModelContextProtocol
ModelContextProtocol
MCP Server
Similar Threads
Was this page helpful?
Yes
No
Recent Announcements
Similar Threads
✅ System.NotSupportedException with EF Core
C
C# / help
3y ago
Creating a file with a fixed size
C
C# / help
4y ago
MemoryMarshal.Cast on a struct with array of known fixed size
C
C# / help
2y ago