«Sign-up is currently unavailable» - self sign-up is closed right now. Ask a farm administrator to add you as a member.
«Username is already taken» - this username is already taken. Pick another one.
«Failed to create the user» - the account could not be created. This is a failure on our side - write to support.
«Password must be at least … characters long» - the password is shorter than allowed. The message names the minimum length.
«Password is too weak - avoid common words, sequences and repetitions» - the password is too predictable: a common word, characters in a row or repeats. Add unrelated words.
«Current password is incorrect» - the current password is wrong. It is asked for so that the password cannot be used by someone who simply walked up to an unlocked device.
«Request not found or the code is incorrect» - the recovery request was not found or the code does not fit it. Ask for recovery again.
«The "I am not a robot" check did not pass. Please try again» - the «I am not a robot» check did not pass. Do it again.
«The "I am not a robot" check is unavailable right now. Please try later» - the checking service is temporarily unavailable. Try later.