# When install html script facing issue?
**URL:** \
**Category:** Support\
**Created:** [April 19, 2020, 5:45am UTC](https://meta.discourse.org/t/when-install-html-script-facing-issue/148507 "2020-04-19T05:45:35Z")\
**Posts on this page:** 1\
**Showing post:** 1
**Author:**  [@BishopV](https://meta.discourse.org/u/BishopV)\
**Post date:** [April 19, 2020, 5:45am UTC](https://meta.discourse.org/t/when-install-html-script-facing-issue/148507/1 "2020-04-19T05:45:35Z")
im facing issue to install pure chat script in my forum , because discourse enable whilelist filter for security protect . I tried to add few pure chat link into whitelist but still cannot show out the pure chat conversation tab , kindly assist , here is the error message :
legacy.111147.js:1 Uncaught EvalError: Refused to evaluate a string as JavaScript because ‘unsafe-eval’ is not an allowed source of script in the following Content Security Policy directive:
```
at new Function ()
at Function.b.template (legacy.111147.js:1)
at Module. (legacy.111147.js:32)
at n (legacy.111147.js:1)
at Object. (legacy.111147.js:32)
at n (legacy.111147.js:1)
at legacy.111147.js:1
at legacy.111147.js:1
```
anyone know how to settle this issue ? if i unable CSP the script will working fine . but how to enable CSP and working on it too ?
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_[View the full topic](https://meta.discourse.org/t/when-install-html-script-facing-issue/148507)._