An unknown server-side error occurred while processing the command. Original error: The instrumentation process cannot be initialized

Hi @Neacsu_Cornel,

If you upgrade appium from v1.8.1 to v1.12.1. Please follow these manual instruction:

  • Manually remove io.appium.uiautomator2.server.test and appium.uiautomator2.server from your devices.
  • Manually delete folder C://<user_folder>/.katalon/tools/android_sdk and let Katalon download again.

Thanks

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