> ## Documentation Index
> Fetch the complete documentation index at: https://moengage-doc-2298-s2s-type-case-sensitive.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Why Is the Countdown Timer in OSM Static?

> OSM countdown timer not working? This issue occurs when invalid characters are used during campaign configuration. Learn how to fix it in MoEngage.

## Problem

The countdown timer in the OSM campaign is static and not working properly.

<img alt="421.png" src="https://mintcdn.com/moengage-doc-2298-s2s-type-case-sensitive/2juJZAT1rO-n85t1/images/moengage_3710f7.png?fit=max&auto=format&n=2juJZAT1rO-n85t1&q=85&s=f5f47da5c36dc71e3ec1137e11dc9529" width="748" height="292" data-path="images/moengage_3710f7.png" />

## Cause

This issue occurs during campaign configuration when an invalid character is used to set the timer countdown.

<img src="https://mintcdn.com/moengage-doc-2298-s2s-type-case-sensitive/oTKxIdjoPdLGdbOA/images/moengage_599858.png?fit=max&auto=format&n=oTKxIdjoPdLGdbOA&q=85&s=b8b5aff8b241251f03a3e91d8ee77606" width="1600" height="1600" data-path="images/moengage_599858.png" />