hätte das nicht tun sollen

shouldn't have done that

→ haben
phrase Rare #44,101
shouldn't have done that Expresses regret or criticism about something that was done in the past.
GE: Tom sagte, ich hätte das nicht tun sollen.
EN: Tom said I shouldn't have done that.

Er hätte das nicht tun sollen.

He shouldn't have done that.

Sie hätte das nicht tun sollen.

She shouldn't have done that.

— The Host (2006)

Tom und Maria meinten, Johannes hätte das nicht tun sollen.

Tom and Maria thought Johannes shouldn't have done that.

Ich hätte das nicht tun sollen.

I shouldn't have done that.

— Das fünfte Element (1997)