|  | @@ -483,7 +483,7 @@ public class SysMusicCompareRecordServiceImpl extends BaseServiceImpl<Long, SysM
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				|  |  |  		}
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				|  |  |  		Map<String,Object> params = new HashMap<String, Object>(1);
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				|  |  |  		params.put("tenantId", queryInfo.getTenantId());
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				|  |  | -		if(Objects.nonNull(head)){
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				|  |  | +		if(Objects.isNull(head)){
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				|  |  |  			head = new SysMusicCompareRecordQueryInfo.MusicCompareRankingDto();
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				|  |  |  			BasicUserInfo basicUserInfo = teacherService.getDao().getBasicUserInfo(queryInfo.getUserId());
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				|  |  |  			head.setUserId(basicUserInfo.getUserId());
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