Symptom
cXR to eXR migration may fail due to Image Verification Failure:
Image ASR9K-Tomahawk Verification Failed Digital signature verification failure
Image Verification Failed
Boot IOS-XR 64 bit Local boot using embedded USB media failed, press any key to reload
Conditions
This issue is seen on an ASR9K router running Cisco IOS cXR version 6.2.25.11i in the process of migrating to eXR 6.2.25.11i.