Question can't be duplicate of unclear question
31470
Why was this question closed as a duplicate and not as unclear what you're asking?
36260
What do I do when a question can't be answered?
78861
Why are there two separate boxes about duplicate questions?
105704
Question closed as duplicate with  and also shown as "Possible duplicate"
138119
Duplicate question close reason says "already has an answer," which is often false
70074
How to handle a deliberate duplicate question
129972
Cannot edit question without also changing the title
137347
How to ask multiple similar but different questions?
77659
Prevent upvotes for duplicates, or carry upvotes to master question
140849
Why didn't my name show up when I marked a question duplicate?
146576
Askers should be able to close their own question as a duplicate
10353
Duplicate flag lists "you have already raised this flag" after flagging as "Unclear what you're asking"
25926
Why can't I accept two answers for the same question?
20899
Linked and Related sections contain duplicate links to questions
114835
Why don't I get credit for closing one of my own questions as a duplicate
12116
Two Answers, One Question
75546
Separate clarifying comment questions to the original post from non-clarifying comments