Fan:ZoneExhaust node validation issue with Airflow Network

[lymereJ]

Issue overview

The defect file shows some validation issue with a Fan:ZoneExhaust. Its inlet node is part of a NodeList. It looks like a if statement is misplaced and triggers an error if the fan inlet node isn't the first one listed in the NodeList object, see below.

EnergyPlus/src/EnergyPlus/AirflowNetwork/src/Solver.cpp

Lines 11221 to 11234 in 52fee4b

	for (int k = 1; k <= m_state.dataZoneEquip->ZoneEquipConfig(j).NumExhaustNodes; ++k) {
	for (int i = 1; i <= AirflowNetworkNumOfExhFan; ++i) {
	if (m_state.dataZoneEquip->ZoneEquipConfig(j).ExhaustNode(k) == MultizoneCompExhaustFanData(i).InletNode) {
	MultizoneCompExhaustFanData(i).EPlusZoneNum = j;
	found = true;
	}
	}
	if (!found) {
	ShowSevereError(m_state, format("{}Fan:ZoneExhaust is not defined in {}", RoutineName, CurrentModuleObject));
	ShowContinueError(m_state,
	"Zone Air Exhaust Node in ZoneHVAC:EquipmentConnections =" +
	m_state.dataLoopNodes->NodeID(m_state.dataZoneEquip->ZoneEquipConfig(j).ExhaustNode(k)));
	ErrorsFound = true;
	}

Details

Some additional details for this issue (if relevant):

• Platform: Windows 10
• Version of EnergyPlus: Latest develop

Checklist

Add to this list or remove from it as applicable. This is a simple templated set of guidelines.

• Defect file added: US+SF+CZ5B+hp+slab+IECC_2021_VRF.zip
• Ticket added to EnergyPlus Defect Complexity (Github Project)
• Pull request cre
  ated (the pull request will have additional tasks related to reviewing changes that fix this defect)