Build fixed.

6 years ago · c8e232d21c
1 changed files with 1 additions and 0 deletions
--- a/backend/src/Squidex.Infrastructure/UniqueConstraintException.cs
+++ b/backend/src/Squidex.Infrastructure/UniqueConstraintException.cs
@ -6,6 +6,7 @@
 // ==========================================================================

 using System;
+using System.Runtime.Serialization;

 namespace Squidex.Infrastructure
 {