> On Mar 6, 2026, at 9:13 AM, Short, William J. <[email protected]> wrote:
>
> Sorry for the delay in response.
>
> I created a new VM with Server 2025.
>
> I didn't exactly recreate current environment because I didn't want to
> install versions with known vulnerabilities. I got it as close as I could.
> I am still having the same problem with sending email notifications. Here is
> my current setup:
Your rebuild has not included the same version of some jar (or jvm) with which
the application was compiled. Hence the NoClassDef error.
Given that it’s “com/sun/mail” I suspect you will need the original (sun) jvm.
But it would be better to recompile the app with new java. And likely a new
mail making provider
>
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