fix: closes #14041, show specific error message

if config fails to save

public/language/en-GB/error.json

@@ -1,5 +1,6 @@
 {
 	"invalid-data": "Invalid Data",
+	"invalid-config-field-value": "Invalid value for config field \"%1\": %2",
 	"invalid-json": "Invalid JSON",
 	"wrong-parameter-type": "A value of type %3 was expected for property `%1`, but %2 was received instead",
 	"required-parameters-missing": "Required parameters were missing from this API call: %1",

public/src/admin/settings.js

@@ -104,7 +104,7 @@ define('admin/settings', [
 				if (err) {
 					return alerts.alert({
 						alert_id: 'config_status',
-						timeout: 2500,
+						timeout: 5000,
 						title: '[[admin/admin:changes-not-saved]]',
 						message: `[[admin/admin:changes-not-saved-message, ${err.message}]]`,
 						type: 'danger',

public/src/modules/settings.js

@@ -544,7 +544,7 @@ define('settings', ['hooks', 'alerts'], function (hooks, alerts) {
 							title: '[[admin/admin:changes-not-saved]]',
 							message: `[[admin/admin:changes-not-saved-message, ${err.message}]]`,
 							type: 'error',
-							timeout: 2500,
+							timeout: 5000,
 						});
 					} else {
 						const saveBtn = document.getElementById('save');

src/meta/configs.js

@@ -8,6 +8,7 @@ const winston = require('winston');
 const db = require('../database');
 const pubsub = require('../pubsub');
 const Meta = require('./index');
+const translator = require('../translator');
 const cacheBuster = require('./cacheBuster');
 const defaults = require('../../install/data/defaults.json');
 
@@ -190,7 +191,9 @@ function ensureInteger(data, field, min) {
 	if (data.hasOwnProperty(field)) {
 		data[field] = parseInt(data[field], 10);
 		if (!(data[field] >= min)) {
-			throw new Error('[[error:invalid-data]]');
+			throw new Error(translator.compile(
+				'error:invalid-config-field-value', field, data[field]
+			));
 		}
 	}
 }