[Smart Watch] [API 6] The Failure [INSTALL_EXTRA_FAILED_UPDATE_INCOMPATIBLE] error occurs during running or debugging.

Read the original article：[Smart Watch] [API 6] The Failure [INSTALL_EXTRA_FAILED_UPDATE_INCOMPATIBLE] error occurs during running or debugging.

Question:

Why do I get the "Failure [INSTALL_EXTRA_FAILED_UPDATE_INCOMPATIBLE]" error during run/debug?

Answer:

This error occurs when the signature information of the current project is inconsistent with the application or atomization service installed on the device. It means the system detects a mismatch between the new version and the previously installed version.

Solution:

To resolve the issue, follow these steps:

1. Uninstall the Existing Application/Atomization Service:
   • Manually uninstall the previously installed application or atomization service from the device.
2. Reinstall the Project:
   • After uninstalling, reinstall the application or service, ensuring the correct signature is applied.

Written by Muaz Kartal