diff --git a/packages/polymech/src/app/config.ts b/packages/polymech/src/app/config.ts
index f7b38f3..11f2b1b 100644
--- a/packages/polymech/src/app/config.ts
+++ b/packages/polymech/src/app/config.ts
@@ -8,9 +8,9 @@ export const OSR_ROOT = () => path.resolve(resolve("${OSR_ROOT}"))
 
 export const LOGGING_NAMESPACE = 'polymech-site'
 export const TRANSLATE_CONTENT = true
-export const LANGUAGES = ['en', 'ar', 'de', 'ja', 'es', 'zh']
+export const LANGUAGES = ['en', 'de',  'es', 'fr']
 //export const LANGUAGES_PROD = ['en']
-export const LANGUAGES_PROD = ['en', 'es', 'ar', 'de', 'ja', 'zh', 'fr']
+export const LANGUAGES_PROD = ['en', 'es', 'de','fr']
 export const isRTL = (lang) => lang === 'ar'
 
 // i18n constants
diff --git a/packages/polymech/src/base/i18n.ts b/packages/polymech/src/base/i18n.ts
index 9db29b0..af54d00 100644
--- a/packages/polymech/src/base/i18n.ts
+++ b/packages/polymech/src/base/i18n.ts
@@ -26,7 +26,7 @@ export const translate = async (text: string, srcLanguage = 'en', targetLanguage
         })
         return translation
     } catch (e) {
-        logger.error(`Failed to translate text: ${text} from ${srcLanguage} to ${targetLanguage} : ${e.message}`, e)
+        logger.error(`Failed to translate text: ${text} from ${srcLanguage} to ${targetLanguage} : ${e.message}`)
     }
     return text
 }
@@ -57,10 +57,9 @@ export const translateSheets = async (product, language) => {
     if (I18N_CACHE && exists(dst)) {
         return dst
     }
-    logger.debug(`Translate assets ${src} to ${language}`)
     try {
         return await translateXLS(path.resolve(src), dst, i18nOptions)
     } catch (e) {
-        logger.error(`Failed to translate assets ${src} to ${language}`, e.message, e)
+        logger.error(`Failed to translate assets ${src} to ${language}`, e.message)
     }
 }
diff --git a/packages/polymech/src/components/sidebar/Sidebar.astro b/packages/polymech/src/components/sidebar/Sidebar.astro
index 0ee75bc..b2c9875 100644
--- a/packages/polymech/src/components/sidebar/Sidebar.astro
+++ b/packages/polymech/src/components/sidebar/Sidebar.astro
@@ -4,7 +4,6 @@ import TableOfContentsWithScroll from './TableOfContentsWithScroll.astro';
 import { processSidebarGroup, getCurrentPath } from './utils';
 import type { SidebarGroup as SidebarGroupType } from './types';
 import type { MarkdownHeading } from 'astro';
-import Translate from "@polymech/astro-base/components/i18n.astro";
 import SidebarPersister from './SidebarPersister.astro';
 import { I18N_SOURCE_LANGUAGE } from "config/config.js";
 
diff --git a/packages/polymech/src/components/sidebar/TableOfContentsWithScroll.astro b/packages/polymech/src/components/sidebar/TableOfContentsWithScroll.astro
index 601225d..604e279 100644
--- a/packages/polymech/src/components/sidebar/TableOfContentsWithScroll.astro
+++ b/packages/polymech/src/components/sidebar/TableOfContentsWithScroll.astro
@@ -4,6 +4,7 @@ import { generateToC } from './utils/generateToC.js';
 import TableOfContentsList from './TableOfContents/TableOfContentsList.astro';
 import Translate from "@polymech/astro-base/components/i18n.astro";
 
+// @todo: scroll observer
 interface Props {
   headings: MarkdownHeading[];
   title?: string;
@@ -38,6 +39,9 @@ const toc = generateToC(headings, {
 )}
 
 <script>
+  // DISABLED: Auto-scrolling TOC functionality to prevent intersection observer jitters
+  // The TOC is still visible and functional, but won't auto-scroll or highlight active sections
+  /*
   class TableOfContentsScroll {
     private observer: IntersectionObserver;
     private tocLinks: NodeListOf<HTMLAnchorElement>;
@@ -145,6 +149,7 @@ const toc = generateToC(headings, {
   document.addEventListener('astro:before-preparation', () => {
     tocScroll?.destroy();
   });
+  */
 </script>
 
 <style>
@@ -210,6 +215,7 @@ const toc = generateToC(headings, {
     background-color: #f3f4f6; /* bg-gray-100 */
   }
   
+  /* Note: Active state styling is disabled since auto-scrolling is disabled */
   :global(.toc-nav a[aria-current="true"]),
   :global(.toc-nav a.active) {
     color: #1d4ed8; /* text-blue-700 */
diff --git a/packages/polymech/src/components/sidebar/utils.ts b/packages/polymech/src/components/sidebar/utils.ts
index 6bd2dd6..bc49b31 100644
--- a/packages/polymech/src/components/sidebar/utils.ts
+++ b/packages/polymech/src/components/sidebar/utils.ts
@@ -182,7 +182,7 @@ function buildSidebarFromStructure(
   sortBy: SortFunction = 'alphabetical',
   customSort?: (a: SidebarLink | SidebarGroup, b: SidebarLink | SidebarGroup) => number,
   entries?: any[],
-  locale: string
+  locale?: string
 ): (SidebarLink | SidebarGroup)[] {
   const items: (SidebarLink | SidebarGroup)[] = [];
   // Process root level files first
diff --git a/packages/polymech/src/utils/path-resolution.ts b/packages/polymech/src/utils/path-resolution.ts
index 8421b19..f7457c0 100644
--- a/packages/polymech/src/utils/path-resolution.ts
+++ b/packages/polymech/src/utils/path-resolution.ts
@@ -90,7 +90,7 @@ export function resolveImagePath(src: string, entryPath?: string, astroUrl?: URL
 
       // Parent Directory Check: If not found, check one level 
       
-      if (enableDebugErrors) console.warn(`[resolveImagePath] [WARN-${strategy}] Not found in "${basePath}". Checking parent directory.`);
+      // if (enableDebugErrors) console.warn(`[resolveImagePath] [WARN-${strategy}] Not found in "${basePath}". Checking parent directory.`);
       const parentBasePath = path.resolve(basePath, '..');
       resolvedPath = checkFilePath(parentBasePath, src);
       if (resolvedPath) {