diff --git a/src/components/utils/csv-loader.ts b/src/components/utils/csv-loader.ts
index 3c3fc5b..c71c1d3 100644
--- a/src/components/utils/csv-loader.ts
+++ b/src/components/utils/csv-loader.ts
@@ -68,7 +68,7 @@ export async function loadCSV<T = Record<string, string>>(path: string): Promise
   if (frontmatter) {
     csvResult.frontmatter = frontmatter;
     for(const each of result){
-      Object.setPrototypeOf(each, frontmatter);
+      Object.assign(each, frontmatter);
     }
   }
   
@@ -97,5 +97,5 @@ export function processVariables<T extends JSONObject> (body: string, currentRow
     return `{{${key}}}`;
   }
 
-  return body.replace(/\{\{(\w+)\}\}/g, (_, key) => `${replaceProp(key)}`);
+  return body?.replace(/\{\{(\w+)\}\}/g, (_, key) => `${replaceProp(key)}`) || '';
 }
\ No newline at end of file