diff options
Diffstat (limited to 'lib/IMAP/Threading/ThreadBuilder.php')
| -rw-r--r-- | lib/IMAP/Threading/ThreadBuilder.php | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/IMAP/Threading/ThreadBuilder.php b/lib/IMAP/Threading/ThreadBuilder.php index 84bcc8cb3..2b3c18f82 100644 --- a/lib/IMAP/Threading/ThreadBuilder.php +++ b/lib/IMAP/Threading/ThreadBuilder.php @@ -114,7 +114,7 @@ class ThreadBuilder { // Step 1.C //$parentId = $message->getReferences()[count($message->getReferences()) - 1] ?? null; //$container->setParent($idTable[$parentId] ?? null); - if ($parent === null || !$parent->hasAncestor($container)) { + if (($parent === null || !$parent->hasAncestor($container)) && $container !== $parent) { $container->setParent($parent); } } |