This patch adds a check for a null pointer
--- src/header_tag.cpp
+++ src/header_tag.cpp
@@ -54,7 +54,7 @@
{
size_t bytesUsed = ID3_TagHeader::SIZE;
- if (_info->is_extended)
+ if (_info && _info->is_extended)
bytesUsed += _info->extended_bytes;
}