[Enigmail] Signature checks fails so often

[Noiano]

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Noiano wrote:
> Hi everybody
> I am using Enigmail 0.95.5 and very often the signature attached to
> messages are not valid. This is quite a bit annoying because I have
> to re send the message to the recipient.
> 
> How can I solve this?
> 
> Should you need more info just ask.
> 
> Thanks for your time

I forgot to say I have a dsa2 key 2048b long and in my preference I
have set up SHA256.

Thanks for your time

Noiano
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