German phrase
Welche Fehlermeldung erhalten Sie?
Meaning
What error message are you getting?
When to use it
It asks which error appears. It is direct but still polite in support contexts.
Example dialogue
Welche Fehlermeldung erhalten Sie? Können Sie mir einen Screenshot schicken?
What error message are you getting? Could you send me a screenshot?
Ja, ich schicke den Screenshot gleich.
Yes, I will send the screenshot right away.