---
title: "Migration App data from Data Center to Data Center instance"
canonical: "https://support.covectors.io/space/CAD/787382274/Migration%20App%20data%20from%20Data%20Center%20to%20Data%20Center%20instance"
format: markdown
---
## **Problem : **

After migrating from one Data Center instance to another, some spaces may not be migrate correctly, resulting in the error message "Wrong use of macro."

## **Solution:**

In the case of a Data Center migration where certain spaces may not be migrated correctly, we have a solution involving hidden features that can address this issue. Please follow the steps below:

1. Add the following extension to your instance BASE URL: /`plugins/servlet/glossary/migrationpanel`
2. This will display the following menu:
  
3. Select the option: "Migrate spaces progressively": this feature migrates all spaces found in **get spaces to be migrated ( by glossary labels blueprint and home) **space by space. If the space has the needed labels it will not be migrated.
4. Check the impacted spaces to see if the problem is resolved. If not, choose the second option: "Migrate spaces progressively using macros": this one starts the migration for all spaces that have overview macro and read from macro when it's needed.
5. If the issue persists, try the next option: "Migrate all non-migrated spaces without using spaces":