diff --git a/setting/index.js b/setting/index.js
index 5cebbe9..9c136f4 100644
--- a/setting/index.js
+++ b/setting/index.js
@@ -72,8 +72,13 @@ function GetTOTPList(storage){
       placeholder: "otpauth://",
       label: "Change OTP link",
       onChange: (changes) => {
+        try{
         storage[elementId] = getTOTPByLink(changes)
         updateStorage(storage)
+        }
+        catch(err){
+          console.log(err)
+        }
       },
       labelStyle: {
         backgroundColor: "#14213D",
diff --git a/setting/utils/queryParser.js b/setting/utils/queryParser.js
index f016b32..98cff2d 100644
--- a/setting/utils/queryParser.js
+++ b/setting/utils/queryParser.js
@@ -3,6 +3,7 @@ import { TOTP } from "../../lib/totp-quickjs";
 const otpScheme = "otpauth:/";
 
 export function getTOTPByLink(link){
+    try{
     let args = link.split("/", otpScheme.length)
     let type = args[2] //Returns 'hotp' or 'totp'
     let issuer = args[3].split(':')[0]?.split('?')[0] //Returns issuer
@@ -11,12 +12,15 @@ export function getTOTPByLink(link){
     let period = args[3].split('period=')[1]?.split('&')[0] //Returns period
     let digits = args[3].split('digits=')[1]?.split('&')[0] //Returns digits
     let algorithm = args[3].split('algorithm=')[1]?.split('&')[0] //Returns algorithm
-    
+    }
+    catch(err){
+        throw new Error("Link is not valid")
+    }
     if(type.toLowerCase() != 'totp')
-        return Error("Type is not valid, requires 'TOTP'")
+        throw new Error("Type is not valid, requires 'TOTP'")
 
     if(secret === undefined)
-        return Error("Secret not defined")
+        throw new Error("Secret not defined")
 
     issuer = issuer.replace("%20", " ")
     client = client.replace("%20", " ")