diff --git a/src/infra/local-tui-processes.test.ts b/src/infra/local-tui-processes.test.ts
index 5f17fb60e9ac..ae4ed8f1fe86 100644
--- a/src/infra/local-tui-processes.test.ts
+++ b/src/infra/local-tui-processes.test.ts
@@ -23,6 +23,9 @@ describe("local TUI processes", () => {
         " 501 110 Thu Aug 20 19:00:00 2026 openclaw --profile work tui --local",
         " 501 111 Thu Aug 20 19:00:00 2026 /usr/bin/node /usr/lib/node_modules/openclaw/openclaw.mjs --no-color terminal",
         " 501 112 Thu Aug 20 19:00:00 2026 openclaw --profile=work chat",
+        " 501 114 Thu Aug 20 19:00:00 2026 openclaw",
+        " 501 115 Thu Aug 20 19:00:00 2026 openclaw --profile work",
+        " 501 116 Thu Aug 20 19:00:00 2026 /usr/bin/node /usr/lib/node_modules/openclaw/openclaw.mjs --no-color",
         " 502 113 Thu Aug 20 19:00:00 2026 openclaw tui",
         " 501 999 Thu Aug 20 19:00:00 2026 openclaw tui",
       ].join("\n"),
@@ -67,6 +70,17 @@ describe("local TUI processes", () => {
         command: "openclaw --profile=work chat",
         startTime: "Thu Aug 20 19:00:00 2026",
       },
+      { pid: 114, command: "openclaw", startTime: "Thu Aug 20 19:00:00 2026" },
+      {
+        pid: 115,
+        command: "openclaw --profile work",
+        startTime: "Thu Aug 20 19:00:00 2026",
+      },
+      {
+        pid: 116,
+        command: "/usr/bin/node /usr/lib/node_modules/openclaw/openclaw.mjs --no-color",
+        startTime: "Thu Aug 20 19:00:00 2026",
+      },
     ]);
     expect(spawnSync).toHaveBeenCalledWith("ps", ["-axo", "uid=,pid=,lstart=,command="], {
       encoding: "utf8",
diff --git a/src/infra/local-tui-processes.ts b/src/infra/local-tui-processes.ts
index 17b79d07b755..c3476f9575cb 100644
--- a/src/infra/local-tui-processes.ts
+++ b/src/infra/local-tui-processes.ts
@@ -49,6 +49,10 @@ function normalizeExecutableName(value: string | undefined): string {
   );
 }
 
+function isLocalTuiSubcommand(command: string | null | undefined): boolean {
+  return command === undefined || (command !== null && LOCAL_TUI_SUBCOMMANDS.has(command));
+}
+
 function isLocalTuiCommand(command: string, platform: NodeJS.Platform): boolean {
   const argv =
     platform === "win32" ? parseCmdScriptCommandLine(command) : tokenizeCommandLine(command);
@@ -57,22 +61,21 @@ function isLocalTuiCommand(command: string, platform: NodeJS.Platform): boolean
     return true;
   }
   if (executable === "openclaw") {
-    return LOCAL_TUI_SUBCOMMANDS.has(resolveOpenClawCommand(argv.slice(1)) ?? "");
+    return isLocalTuiSubcommand(resolveOpenClawCommand(argv.slice(1)));
   }
   return (
     executable === "node" &&
     normalizeExecutableName(argv[1]) === "openclaw.mjs" &&
-    LOCAL_TUI_SUBCOMMANDS.has(resolveOpenClawCommand(argv.slice(2)) ?? "")
+    isLocalTuiSubcommand(resolveOpenClawCommand(argv.slice(2)))
   );
 }
 
-function resolveOpenClawCommand(args: readonly string[]): string | undefined {
-  return (
-    getCommandPositionalsWithRootOptions(["node", "openclaw", ...args], {
-      commandPath: [],
-      maxPositionals: 1,
-    })?.[0] ?? undefined
-  );
+function resolveOpenClawCommand(args: readonly string[]): string | null | undefined {
+  const positionals = getCommandPositionalsWithRootOptions(["node", "openclaw", ...args], {
+    commandPath: [],
+    maxPositionals: 1,
+  });
+  return positionals === null ? null : positionals[0];
 }
 
 function parseLocalTuiProcessLine(line: string, currentUid: number, currentPid = process.pid) {