# Probleme installation

**URL:** <https://wazo-platform.discourse.group/t/probleme-installation/343>\
**Category:** Installation/Configuration\
**Created:** [April 21, 2020, 3:58pm UTC](https://wazo-platform.discourse.group/t/probleme-installation/343 "2020-04-21T15:58:13Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![alexj](https://yyz2.discourse-cdn.com/free1/user_avatar/wazo-platform.discourse.group/alexj/32/154_2.png) [@alexj](https://wazo-platform.discourse.group/u/alexj)\
**Post date:** [April 21, 2020, 3:58pm UTC](https://wazo-platform.discourse.group/t/probleme-installation/343/1 "2020-04-21T15:58:13Z")

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Bonjour,

J’ai suvi la procéfure d’installation, mais je suis bloqué sur cette erreur, au lancement de la commande

```auto
# ansible-playbook -i inventories/uc-engine uc-engine.yml

```

TASK [debian-upgrade-first : …]  
fatal: [localhost]: FAILED =\> {“changed”: false, “msg”: "failed to update apt cache: "}  
ta retry, use --limit @/root/wazo-ansible/uc-engine.retry

Merci d’avance pour votre aide

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**Author:** ![quintana](https://yyz2.discourse-cdn.com/free1/user_avatar/wazo-platform.discourse.group/quintana/32/916_2.png) [@quintana](https://wazo-platform.discourse.group/u/quintana)\
**Post date:** [April 21, 2020, 9:18pm UTC](https://wazo-platform.discourse.group/t/probleme-installation/343/2 "2020-04-21T21:18:36Z")

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Salut,

Tu lances sur une Debian 10 ?

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<div class="post-metadata">

**Author:** ![alexj](https://yyz2.discourse-cdn.com/free1/user_avatar/wazo-platform.discourse.group/alexj/32/154_2.png) [@alexj](https://wazo-platform.discourse.group/u/alexj)\
**Post date:** [April 22, 2020, 4:15am UTC](https://wazo-platform.discourse.group/t/probleme-installation/343/3 "2020-04-22T04:15:53Z")

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Oui tout a fait.

Merci pour ton aide