At the very least if it's something where I need to include a technical error message or stack trace, I like to include something like "An unexpected error occ

At the very least if it's something where I need to include a technical error message or stack trace, I like to include something like "An unexpected error occurred! If this happens multiple times, here is some information you can email our support team:\n{technical output}" Of course often the support team is just me.