I've only been able to get it working by following this guide:https://noobient.com/2019/09/26/cisco-asdm-on-64-bit-ubuntu-18-04/ 64bit java (and the lack of 32bit support under Ubuntu) was the cause of my getting this error when trying to launch asdm...
I've got exactly the same problem.
Tried two different versions of java and even different OSs (Windows and Linux).
Tried updating ASDM to the latest (7.9(2)) and it's exactly the same.
Can anyone suggest a combination of ASDM and java that actua...