> For the complete documentation index, see [llms.txt](https://docs.devolutions.net/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.devolutions.net/rdm/fr/knowledge-base/troubleshooting-articles/key-not-present-in-the-dictionary.md).

# Clé absente du dictionnaire

Après une mise à niveau, Remote Desktop Manager affiche le message d'erreur suivant : The given key was not present in the dictionary.

### Solution

Il s'agit d'un bogue Microsoft, mais voici une solution de contournement :

1. Dans Remote Desktop Manager, accédez à ***Fichier – Espaces de travail***.
2. Sélectionnez votre espace de travail.
3. Cliquez sur ***Modifier - Avancé - Plus de paramètres***.
4. Dans le champ ***Failover Partner Value***, saisissez un ou plusieurs espaces.
5. Cliquez sur ***OK***.


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