What does the cryptic crossword clue "A gig vagrant disrupted? It's making a problem worse (11)" mean?

The wordplay uses an anagram. anagram of A + GIG + VAGRANT = AGGRAVATING The answer is AGGRAVATING.

A gig vagrant disrupted? It's making a problem worse (11)

Daily Mail Cryptic #17195 | 1 Across | 2023-09-28 flower