From d005524c4c16b1f320defd3792c4e9928345d25c Mon Sep 17 00:00:00 2001
From: Otso Alho <otso.alho@gmail.com>
Date: Tue, 7 Jun 2022 14:37:12 +0300
Subject: [PATCH] catch missing instances one by one. do not throw away whole
 relation.

---
 src/ifcparse/IfcParse.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/ifcparse/IfcParse.cpp b/src/ifcparse/IfcParse.cpp
index b2658e23e6..44d5ef2b9a 100644
--- a/src/ifcparse/IfcParse.cpp
+++ b/src/ifcparse/IfcParse.cpp
@@ -827,8 +827,12 @@ ArgumentList::operator aggregate_of_instance::ptr() const {
 	aggregate_of_instance::ptr l ( new aggregate_of_instance() );
 	for (size_t i = 0; i < size_; ++i) {
 		// FIXME: account for $
-		IfcUtil::IfcBaseClass* entity = *list_[i];
-		l->push(entity);
+        try {
+            IfcUtil::IfcBaseClass *entity = *list_[i];
+            l->push(entity);
+        } catch (IfcException e) {
+            Logger::Error(e);
+        }
 	}
 	return l;
 }