diff --git a/internal/selfcompose/selfcompose.go b/internal/selfcompose/selfcompose.go
index a8f81a0..45a07f6 100644
--- a/internal/selfcompose/selfcompose.go
+++ b/internal/selfcompose/selfcompose.go
@@ -915,6 +915,13 @@ func (c *Composer) compose(ctx context.Context) []agent.Update {
 	}
 	c.paid()
 	pass.Held = held
+	// The provisioner client's account the node runs with, dropped by this pass, is said: every filled write is refused
+	// under a declaration that names none (filling.JudgeAccount), and no module is handed to it (issue 774, ace,
+	// 2026-11-04 01:29). A placed client keeps its account while it is held (compose.Node.RunningProvisioner).
+	if was, now := ownProvisioner(running), ownProvisioner(mapValues(compositions)); was != "" && now == "" && nodeWanted {
+		c.sayOnceEach(fmt.Sprintf("the node's own composition names no provisioner client's account, where what runs names %s: "+
+			"once applied, every filled write is refused and no module is handed to the provisioner", was))
+	}
 	// A module refused alone is held: it keeps what it runs, its have says why, and every other module is applied (issue
 	// 1126: one module's refusal froze the whole node).
 	done := c.waiting("the agent marking each held module's have")
@@ -1699,3 +1706,21 @@ func (c *Composer) ComposedToday(ctx context.Context, module, fp string) (string
 	}
 	return "", false
 }
+
+// ownProvisioner is the provisioner client's account the node's own composition among cs names, or "".
+func ownProvisioner(cs []delivery.Composed) string {
+	for _, c := range cs {
+		if c.Module == "" {
+			return c.Own.Provisioner
+		}
+	}
+	return ""
+}
+
+func mapValues(m map[string]delivery.Composed) []delivery.Composed {
+	out := make([]delivery.Composed, 0, len(m))
+	for _, k := range slices.Sorted(maps.Keys(m)) {
+		out = append(out, m[k])
+	}
+	return out
+}