From 74567945ac6883007e5f1506c5c9d04e42bcf4ed Mon Sep 17 00:00:00 2001
From: Dustin Oprea <myselfasunder@gmail.com>
Date: Thu, 2 Jan 2020 07:04:22 -0500
Subject: [PATCH] v1/value_context.go: Bugfix for incorrectly handled
 ErrUnhandledUnknownTypedTag error

---
 value_context.go | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/value_context.go b/value_context.go
index c5adff2..3fce352 100644
--- a/value_context.go
+++ b/value_context.go
@@ -351,7 +351,13 @@ func (vc *ValueContext) Undefined() (value interface{}, err error) {
 	}()
 
 	value, err = UndefinedValue(vc.ifdPath, vc.tagId, vc, vc.byteOrder)
-	log.PanicIf(err)
+	if err != nil {
+		if err == ErrUnhandledUnknownTypedTag {
+			return nil, err
+		}
+
+		log.Panic(err)
+	}
 
 	return value, nil
 }