diff --git a/app/src/plugin/index.ts b/app/src/plugin/index.ts
index 0275e67c0..48380d45b 100644
--- a/app/src/plugin/index.ts
+++ b/app/src/plugin/index.ts
@@ -73,6 +73,10 @@ export class Plugin {
         position?: "right" | "left",
         callback: (evt: MouseEvent) => void
     }) {
+        if (!options.icon.startsWith("icon") && !options.icon.startsWith("<svg")) {
+            console.error(`plugin ${this.name} addTopBar error: icon must be svg id or svg tag`);
+            return;
+        }
         const iconElement = document.createElement("div");
         iconElement.setAttribute("data-menu", "true");
         iconElement.addEventListener("click", options.callback);
diff --git a/app/src/plugin/loader.ts b/app/src/plugin/loader.ts
index 15ae0caa3..8510a2210 100644
--- a/app/src/plugin/loader.ts
+++ b/app/src/plugin/loader.ts
@@ -39,7 +39,7 @@ const loadPluginJS = async (app: App, item: IPluginData) => {
     try {
         runCode(item.js, "plugin:" + encodeURIComponent(item.name))(getObject, moduleObj, exportsObj);
     } catch (e) {
-        console.error(`eval plugin ${item.name} error:`, e);
+        console.error(`plugin ${item.name} run error:`, e);
         return;
     }
     const pluginClass = (moduleObj.exports || exportsObj).default || moduleObj.exports;