|  | @@ -2499,7 +2499,11 @@ public class PracticeGroupServiceImpl extends BaseServiceImpl<Long, PracticeGrou
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				|  |  |                      continue;
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				|  |  |                  }
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				|  |  |              }
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				|  |  | -            weekNumApplyTimesMap.put(courseStartTime.getDayOfWeek().getValue(), applyTimeStrs);
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				|  |  | +            if(CollectionUtils.isEmpty(applyTimeStrs)){
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				|  |  | +                weekNumApplyTimesMap.remove(courseStartTime.getDayOfWeek().getValue());
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				|  |  | +            }else{
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				|  |  | +                weekNumApplyTimesMap.put(courseStartTime.getDayOfWeek().getValue(), applyTimeStrs);
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				|  |  | +            }
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				|  |  |          }
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				|  |  |          if(weekNumApplyTimesMap.size()<=1){
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				|  |  |              weekNumApplyTimesMap=new HashMap<>();
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