Program: 69980
Project: 69980
Buggy source:
public EnrollStatus doEnroll(final Identity identity,final BusinessGroup group,final ENCourseNode enNode,final CoursePropertyManager coursePropertyManager,final WindowControl wControl,final Translator trans,List<Long> groupKeys,List<Long> areaKeys,CourseGroupManager cgm){
  final EnrollStatus enrollStatus=new EnrollStatus();
  if (isLogDebugEnabled())   logDebug("String_Node_Str");
  if ((getBusinessGroupWhereEnrolled(identity,groupKeys,areaKeys,cgm) == null) && (getBusinessGroupWhereInWaitingList(identity,groupKeys,areaKeys,cgm) == null)) {
    if (isLogDebugEnabled())     logDebug("String_Node_Str" + identity.getName() + "String_Node_Str"+ group.getName());
    Codepoint.codepoint(EnrollmentManager.class,"String_Node_Str");
    CoordinatorManager.getInstance().getCoordinator().getSyncer().doInSync(group,new SyncerExecutor(){
      public void execute(){
        logInfo("String_Node_Str" + OresHelper.createStringRepresenting(group),identity.getName());
        Codepoint.codepoint(EnrollmentManager.class,"String_Node_Str");
        BusinessGroup reloadedGroup=businessGroupService.loadBusinessGroup(group);
        if (reloadedGroup.getMaxParticipants() != null && !reloadedGroup.getMaxParticipants().equals("String_Node_Str")) {
          int participantsCounter=securityManager.countIdentitiesOfSecurityGroup(reloadedGroup.getPartipiciantGroup());
          logInfo("String_Node_Str" + participantsCounter + "String_Node_Str"+ reloadedGroup.getMaxParticipants().intValue(),identity.getName());
          if (participantsCounter >= reloadedGroup.getMaxParticipants().intValue()) {
            if (!reloadedGroup.getWaitingListEnabled().booleanValue()) {
              enrollStatus.setErrorMessage(trans.translate("String_Node_Str"));
            }
 else {
              boolean done=addUserToWaitingList(identity,reloadedGroup,enNode,coursePropertyManager,wControl,trans);
              enrollStatus.setIsInWaitingList(done);
            }
          }
 else {
            boolean done=addUserToParticipantList(identity,reloadedGroup,enNode,coursePropertyManager,wControl,trans);
            Codepoint.codepoint(EnrollmentManager.class,"String_Node_Str");
            enrollStatus.setIsEnrolled(done);
            logInfo("String_Node_Str",identity.getName());
          }
        }
 else {
          if (isLogDebugEnabled())           logDebug("String_Node_Str");
          boolean done=addUserToParticipantList(identity,reloadedGroup,enNode,coursePropertyManager,wControl,trans);
          enrollStatus.setIsEnrolled(done);
          if (isLogDebugEnabled())           logDebug("String_Node_Str");
        }
        logInfo("String_Node_Str",identity.getName());
      }
    }
);
    Codepoint.codepoint(EnrollmentManager.class,"String_Node_Str");
  }
 else {
    enrollStatus.setErrorMessage(trans.translate("String_Node_Str"));
  }
  if (isLogDebugEnabled())   logDebug("String_Node_Str");
  return enrollStatus;
}

Fixed version (ground truth):
public EnrollStatus doEnroll(final Identity identity,final BusinessGroup group,final ENCourseNode enNode,final CoursePropertyManager coursePropertyManager,final WindowControl wControl,final Translator trans,List<Long> groupKeys,List<Long> areaKeys,CourseGroupManager cgm){
  final EnrollStatus enrollStatus=new EnrollStatus();
  if (isLogDebugEnabled())   logDebug("String_Node_Str");
  if ((getBusinessGroupWhereEnrolled(identity,groupKeys,areaKeys,cgm.getCourseResource()) == null) && (getBusinessGroupWhereInWaitingList(identity,groupKeys,areaKeys,cgm) == null)) {
    if (isLogDebugEnabled())     logDebug("String_Node_Str" + identity.getName() + "String_Node_Str"+ group.getName());
    Codepoint.codepoint(EnrollmentManager.class,"String_Node_Str");
    CoordinatorManager.getInstance().getCoordinator().getSyncer().doInSync(group,new SyncerExecutor(){
      public void execute(){
        logInfo("String_Node_Str" + OresHelper.createStringRepresenting(group),identity.getName());
        Codepoint.codepoint(EnrollmentManager.class,"String_Node_Str");
        BusinessGroup reloadedGroup=businessGroupService.loadBusinessGroup(group);
        if (reloadedGroup.getMaxParticipants() != null && !reloadedGroup.getMaxParticipants().equals("String_Node_Str")) {
          int participantsCounter=securityManager.countIdentitiesOfSecurityGroup(reloadedGroup.getPartipiciantGroup());
          logInfo("String_Node_Str" + participantsCounter + "String_Node_Str"+ reloadedGroup.getMaxParticipants().intValue(),identity.getName());
          if (participantsCounter >= reloadedGroup.getMaxParticipants().intValue()) {
            if (!reloadedGroup.getWaitingListEnabled().booleanValue()) {
              enrollStatus.setErrorMessage(trans.translate("String_Node_Str"));
            }
 else {
              boolean done=addUserToWaitingList(identity,reloadedGroup,enNode,coursePropertyManager,wControl,trans);
              enrollStatus.setIsInWaitingList(done);
            }
          }
 else {
            boolean done=addUserToParticipantList(identity,reloadedGroup,enNode,coursePropertyManager,wControl,trans);
            Codepoint.codepoint(EnrollmentManager.class,"String_Node_Str");
            enrollStatus.setIsEnrolled(done);
            logInfo("String_Node_Str",identity.getName());
          }
        }
 else {
          if (isLogDebugEnabled())           logDebug("String_Node_Str");
          boolean done=addUserToParticipantList(identity,reloadedGroup,enNode,coursePropertyManager,wControl,trans);
          enrollStatus.setIsEnrolled(done);
          if (isLogDebugEnabled())           logDebug("String_Node_Str");
        }
        logInfo("String_Node_Str",identity.getName());
      }
    }
);
    Codepoint.codepoint(EnrollmentManager.class,"String_Node_Str");
  }
 else {
    enrollStatus.setErrorMessage(trans.translate("String_Node_Str"));
  }
  if (isLogDebugEnabled())   logDebug("String_Node_Str");
  return enrollStatus;
}