diff --git a/game/probe/ui_struct_probe.gd b/game/probe/ui_struct_probe.gd
index 4deede60..b77d9374 100644
--- a/game/probe/ui_struct_probe.gd
+++ b/game/probe/ui_struct_probe.gd
@@ -252,11 +252,12 @@ func _ready() -> void:
 		get_tree().quit(1)
 
 
-# ⑦resume 夹具：最小合法断点快照——bonus_pending 非空=三选一停点分支（合计 gp=24 供守卫兜底断言）
+# ⑦resume 夹具：最小合法断点快照（含生成图代差标记键）——bonus_pending 非空=三选一停点分支（合计 gp=24 供守卫兜底断言）
 func _resume_bp_fixture() -> Dictionary:
 	return {
 		"master_seed": 42, "rng_counter": 0, "hero_hp": 20, "gp": 24, "keystone": 0,
 		"level_index": 1, "bonus": {}, "shop_purchased": {}, "relics": [],
+		"graph_gen_v2": 1,   # 生成图换代代差标记键（缺键＝换代前旧断点，resume_adventure 显式拒绝）
 		"keystone_drops": [], "bonus_taken": {},
 		"bonus_pending": {"candidates": [{"kind": "heal", "tier": "common"}], "payload": {"gp_dropped": 0}},
 	}