diff --git a/src/kmkernel.cpp b/src/kmkernel.cpp
--- a/src/kmkernel.cpp
+++ b/src/kmkernel.cpp
@@ -1631,7 +1631,10 @@
 
 void KMKernel::agentInstanceBroken(const Akonadi::AgentInstance &instance)
 {
-    const QString summary = i18n("Resource %1 is broken.", instance.name());
+    const QString summary =
+        i18n("Unable to connect to the \"%1\" email resource. "
+             "Possible problems include a missing or invalid password",
+             instance.name());
     KNotification::event(QStringLiteral("akonadi-resource-broken"),
                          QString(),
                          summary,