In some cases, old attachments wont be visible in any given section in eramba. as you can see in the screenshot you might see the counter bu when you click nothign is shown.
is a bug of course and we have fixed it, it will be part of release 2.9.0 due to be released next week.
ref: https://github.com/eramba/eramba_v2/issues/2408
ref: https://eramba.zendesk.com/agent/tickets/7265