diff --git a/src/api/Settings.ts b/src/api/Settings.ts
index ed38ad75e..0e2fcf89c 100644
--- a/src/api/Settings.ts
+++ b/src/api/Settings.ts
@@ -220,9 +220,9 @@ export function migratePluginSettings(name: string, ...oldNames: string[]) {
     }
 }
 
-export function migrateSettingsToArrays(pluginName: string, settings: Array<string>, stringSeparator: string = ",") {
+export function migrateSettingsToArrays(pluginName: string, settings: string[], stringSeparator: string = ",") {
     for (const setting of settings) {
-        if (typeof SettingsStore.plain.plugins[pluginName][setting] !== "string") continue;
+        if (SettingsStore.plain.plugins[pluginName] === undefined || typeof SettingsStore.plain.plugins[pluginName][setting] !== "string") continue;
         logger.info(`Migrating setting ${setting} from ${pluginName} to list`);
         if (SettingsStore.plain.plugins[pluginName][setting] === "") SettingsStore.plain.plugins[pluginName][setting] = [];
         else SettingsStore.plain.plugins[pluginName][setting] = SettingsStore.plain.plugins[pluginName][setting].split(stringSeparator);
diff --git a/src/components/PluginSettings/components/SettingArrayComponent.tsx b/src/components/PluginSettings/components/SettingArrayComponent.tsx
index 9718e8723..dbf478470 100644
--- a/src/components/PluginSettings/components/SettingArrayComponent.tsx
+++ b/src/components/PluginSettings/components/SettingArrayComponent.tsx
@@ -91,7 +91,12 @@ export function SettingArrayComponent({
         if (!inputElement || inputElement.value === "") {
             return;
         }
-        // TODO add searching for users, channels, and guilds lol
+        // TODO add picker for users?
+        if (option.type !== OptionType.ARRAY && !(inputElement.value.length >= 18 && inputElement.value.length <= 19 && !isNaN(Number(inputElement.value)))) {
+            setError("Value is not a valid snowflake ID");
+            inputElement.value = "";
+            return;
+        }
         setItems([...items, inputElement.value]);
         pluginSettings[id] = items;
         inputElement.value = "";
@@ -149,7 +154,7 @@ export function SettingArrayComponent({
                         {/* Add a single input field */}
                         <TextInput
                             type="text"
-                            placeholder="Add Item"
+                            placeholder="Add Item (as ID)"
                             id={`vc-plugin-modal-input-${option.type === OptionType.CHANNELS ? "channel" : option.type === OptionType.GUILDS ? "guild" : option.type === OptionType.USERS ? "user" : "string"}`}
                         />
                         {/* Add a submit button */}