From b391fc50e9a3a4a6a417df01ac451e46458a69bd Mon Sep 17 00:00:00 2001
From: Mole <nikolajlauridsen@protonmail.ch>
Date: Tue, 6 Jun 2023 09:29:03 +0200
Subject: [PATCH] Remove external login tokens before removing external logins
 (#14341)

---
 .../Repositories/Implement/ExternalLoginRepository.cs          | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Umbraco.Infrastructure/Persistence/Repositories/Implement/ExternalLoginRepository.cs b/src/Umbraco.Infrastructure/Persistence/Repositories/Implement/ExternalLoginRepository.cs
index e49e2ffda9..352b1dd3fd 100644
--- a/src/Umbraco.Infrastructure/Persistence/Repositories/Implement/ExternalLoginRepository.cs
+++ b/src/Umbraco.Infrastructure/Persistence/Repositories/Implement/ExternalLoginRepository.cs
@@ -96,6 +96,9 @@ internal class ExternalLoginRepository : EntityRepositoryBase<int, IIdentityUser
         // do the deletes, updates and inserts
         if (toDelete.Count > 0)
         {
+            // Before we can remove the external login, we must remove the external login tokens associated with that external login,
+            // otherwise we'll get foreign key constraint errors
+            Database.DeleteMany<ExternalLoginTokenDto>().Where(x => toDelete.Contains(x.ExternalLoginId)).Execute();
             Database.DeleteMany<ExternalLoginDto>().Where(x => toDelete.Contains(x.Id)).Execute();
         }