add safety checks to prevent crash

apps/cli/src/index.ts

@@ -53,6 +53,16 @@ if (!isMainThread) {
 			promise.catch(() => {});
 			return;
 		}
+		// AgentRuntimeAbortError can leak from streaming LLM or hub
+		// capability teardown after the abort grace window expires.
+		// Treat it as a non-fatal side-effect of an abort.
+		if (
+			reason instanceof Error &&
+			reason.name === "AgentRuntimeAbortError"
+		) {
+			promise.catch(() => {});
+			return;
+		}
 		handleFatalProcessError("unhandledRejection", reason);
 	});
 

apps/cli/src/runtime/active-runtime.ts

@@ -75,7 +75,7 @@ export function clearAbortInProgress(): void {
 			}
 			savedRejectionListeners = undefined;
 		}
-	}, 2000);
+	}, 5000);
 }
 
 export function isAbortInProgress(): boolean {

apps/cli/src/runtime/interactive/session-runtime.ts

@@ -279,7 +279,14 @@ export function createInteractiveSessionRuntime(input: {
 		if (!sessionManager || !activeSessionId) {
 			return [];
 		}
-		return (await sessionManager.readMessages(activeSessionId)) ?? [];
+		try {
+			return (await sessionManager.readMessages(activeSessionId)) ?? [];
+		} catch (error) {
+			if (isSessionNotFoundError(error)) {
+				return [];
+			}
+			throw error;
+		}
 	};
 
 	const recoverMissingActiveSession = async (error: unknown): Promise<void> => {