diff --git a/panel/src/i18n/resources/en-US/servers.json b/panel/src/i18n/resources/en-US/servers.json
index ce034be..313c144 100644
--- a/panel/src/i18n/resources/en-US/servers.json
+++ b/panel/src/i18n/resources/en-US/servers.json
@@ -201,7 +201,7 @@
   "luckperms_revert_unknown": "Can't revert: value unknown",
   "luckperms_remove_group": "Remove group {{group}}",
   "luckperms_remove_perm": "Remove permission {{node}}",
-  "luckperms_reverting": "Reverting...",
+  "luckperms_revert_failed": "Couldn't revert: {{reason}}",
   "luckperms_revert_success": "Action reverted successfully!",
   "luckperms_presets": "Presets",
   "luckperms_no_parent_groups": "No parent groups assigned",
diff --git a/panel/src/i18n/resources/zh-CN/servers.json b/panel/src/i18n/resources/zh-CN/servers.json
index 6aee85a..970fff3 100644
--- a/panel/src/i18n/resources/zh-CN/servers.json
+++ b/panel/src/i18n/resources/zh-CN/servers.json
@@ -201,7 +201,7 @@
   "luckperms_revert_unknown": "无法撤销：原值未知",
   "luckperms_remove_group": "移除权限组 {{group}}",
   "luckperms_remove_perm": "移除权限 {{node}}",
-  "luckperms_reverting": "正在撤销...",
+  "luckperms_revert_failed": "撤销失败：{{reason}}",
   "luckperms_revert_success": "已成功撤销该操作！",
   "luckperms_presets": "预设",
   "luckperms_no_parent_groups": "未分配任何父组",
diff --git a/panel/src/pages/ServerLuckPerms.test.tsx b/panel/src/pages/ServerLuckPerms.test.tsx
index a0e21d2..35a4285 100644
--- a/panel/src/pages/ServerLuckPerms.test.tsx
+++ b/panel/src/pages/ServerLuckPerms.test.tsx
@@ -6,6 +6,7 @@ import { MemoryRouter, Route, Routes } from "react-router-dom";
 import i18next from "i18next";
 import { ServerLuckPerms } from "./ServerLuckPerms";
 import { STATUS_POLL_FAST_MS } from "@/lib/hooks";
+import { humanizeError } from "@/lib/api";
 
 const calls = vi.hoisted(() => ({
   status: vi.fn(),
@@ -245,6 +246,23 @@ describe("ServerLuckPerms reverting a permission change", () => {
     expect(calls.accessPermission).toHaveBeenLastCalledWith("lobby", "unset", "Alex", "essentials.fly", undefined, undefined);
   });
 
+  it("says a revert failed, and why, and leaves the change unreverted", async () => {
+    await lookUpAlex();
+    await userEvent.click(await screen.findByRole("button", { name: "Remove permission essentials.fly" }));
+    await screen.findByText("- essentials.fly (FALSE) [world_nether]");
+    calls.accessPermission.mockRejectedValue({ status: 502, code: "rcon_unavailable", message: "console down" });
+    await userEvent.click(screen.getByRole("button", { name: "Revert" }));
+
+    const alert = await screen.findByRole("alert");
+    expect(alert.textContent).toBe(
+      i18next.t("servers:luckperms_revert_failed", {
+        reason: humanizeError({ status: 502, code: "rcon_unavailable", message: "console down" }),
+      }),
+    );
+    expect(alert.textContent?.startsWith("Couldn't revert: ")).toBe(true);
+    expect(screen.getByRole("button", { name: "Revert" })).toBeTruthy();
+  });
+
   it("offers no revert for a removal whose value was never read", async () => {
     calls.accessLuckPermsInfo.mockResolvedValue({ player: "Alex", groups: [], permissions: [], output: "" });
     await lookUpAlex();
diff --git a/panel/src/pages/ServerLuckPerms.tsx b/panel/src/pages/ServerLuckPerms.tsx
index 9a0f09c..85d76e4 100644
--- a/panel/src/pages/ServerLuckPerms.tsx
+++ b/panel/src/pages/ServerLuckPerms.tsx
@@ -329,7 +329,7 @@ export function ServerLuckPerms() {
         reloadLp();
       }
     } catch (err) {
-      setFormFeedback({ kind: "err", msg: `${t("luckperms_reverting")} ${humanizeError(err)}` });
+      setFormFeedback({ kind: "err", msg: t("luckperms_revert_failed", { reason: humanizeError(err) }) });
     } finally {
       setSubmitting(false);
     }