Application loading

What does 64A3 mean?

The drive's application file is either incompatible with the current hardware/firmware or has become corrupted during storage or transfer. This critical fault prevents the application from loading and operating the drive, rendering it inoperable.

Additional Steps

Steps 1–2 are listed in Priority Fix.

1. 3

   If the file is confirmed compatible but still fails to load, contact your local ABB representative for further diagnostics or a factory reset/firmware reinstallation.