1# Bundle Manager Subsystem Changelog
2## cl.bundlemanager.1 Schema Validation in modulecheck and configcheck Changed
3
4In the schema validation files **app.json**, **module.json**, **configSchema_lite.json**, and **configSchema_rich.json**, the maximum number of characters allowed for **bundleName** is changed from 127 to 128.
5
6**Change Impact**
7
8Before the change, the maximum length allowed for **bundleName** is 127 characters. When the length of **bundleName** is greater than or equal to 128 characters, DevEco Studio cannot build or pack the project, and reports the error message "Schema validate failed."
9
10After the change, the maximum length allowed for **bundleName** is 128 characters. When **bundleName** is set to 128 characters, DevEco Studio can build and pack the project. When the length of **bundleName** is greater than 128 characters, DevEco Studio cannot build or pack the project, and reports the error message "Schema validate failed."
11
12**Key API/Component Changes**
13
14N/A
15
16**Adaptation Guide**
17
18No adaptation is required. You only need to upgrade the SDK in use.