# CacheEngine Error

**URL:** <https://discourse.cakephp.org/t/cacheengine-error/11608>\
**Category:** Need Help\
**Created:** [November 2, 2023, 1:22pm UTC](https://discourse.cakephp.org/t/cacheengine-error/11608 "2023-11-02T13:22:58Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![harendra](https://avatars.discourse-cdn.com/v4/letter/h/e79b87/32.png) [@harendra](https://discourse.cakephp.org/u/harendra)\
**Post date:** [November 2, 2023, 1:22pm UTC](https://discourse.cakephp.org/t/cacheengine-error/11608/1 "2023-11-02T13:22:58Z")

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PSR is installed on server but still getting this issue. White the same code is running on same server. Please suggest.

 ![kunharindia-com-](https://canada1.discourse-cdn.com/flex029/uploads/cakephp/original/2X/3/38effe28c5cf75f6238ff3f36231ccfbb7cc99f6.png)

**Fatal error** : Declaration of Cake\Cache\CacheEngine::get(string $key, mixed $default = null) must be compatible with PsrExt\SimpleCache\CacheInterface::get($key, $default = ) in **/home/fol5pntwca41/kunharindia.com/vendor/cakephp/cakephp/src/Cache/CacheEngine.php** on line **241**

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**Author:** ![Zuluru](https://yyz1.discourse-cdn.com/flex029/user_avatar/discourse.cakephp.org/zuluru/32/1230_2.png) [@Zuluru](https://discourse.cakephp.org/u/Zuluru)\
**Post date:** [November 2, 2023, 2:42pm UTC](https://discourse.cakephp.org/t/cacheengine-error/11608/2 "2023-11-02T14:42:24Z")

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> [@harendra](#):
>
> PsrExt\SimpleCache\CacheInterface::get($key, $default = )

Really? That looks like bad syntax with nothing after the `=`.