You’re assuming they aren’t already aware of the issue.

Because 99% of the time these errors are caused by something on their end that the user is unable to fix, even on the off chance that they understand the problem in the first place. So there isn’t any need to give you more information than “something went wrong, please wait a minute and/or try again”.

Check your local laws and ordinances, your landlords may be required to provide itemized expenses to you within a certain time frame. Where I am, it’s within 30 days.