1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Controller/SAMLController.php b/lib/Controller/SAMLController.php
index b3e53d4d..aa4c163f 100644
--- a/lib/Controller/SAMLController.php
+++ b/lib/Controller/SAMLController.php
@@ -121,6 +121,13 @@ class SAMLController extends Controller {
 			}
 
 			if(!$userExists && !$autoProvisioningAllowed) {
+				// it is possible that the user was not logged in before and
+				// thus is not known to the original backend. A search can
+				// help with it and make the user known
+				$this->userManager->search($uid);
+				if($this->userManager->userExists($uid)) {
+					return;
+				}
 				throw new NoUserFoundException();
 			} elseif(!$userExists && $autoProvisioningAllowed) {
 				$this->userBackend->createUserIfNotExists($uid);