Wooden panelling on a club building at Walmer Road was damaged in what appears to have been an attempt to break into the premises.
It happened between 11.20pm on Thursday and 7.50am on Friday last week.
Nothing appears to have been stolen.
Anyone who was in the area or saw anything suspicious at the time or has information about who tried to break into the building should call Pc Morse at Lowestoft by dialling 101.
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