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-rw-r--r--src/itemstackmetadata.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/itemstackmetadata.cpp b/src/itemstackmetadata.cpp
index 02c548abb..f63671425 100644
--- a/src/itemstackmetadata.cpp
+++ b/src/itemstackmetadata.cpp
@@ -14,8 +14,9 @@ void ItemStackMetadata::serialize(std::ostream &os) const
std::ostringstream os2;
os2 << DESERIALIZE_START;
for (const auto &stringvar : m_stringvars) {
- os2 << stringvar.first << DESERIALIZE_KV_DELIM
- << stringvar.second << DESERIALIZE_PAIR_DELIM;
+ if (!stringvar.first.empty() || !stringvar.second.empty())
+ os2 << stringvar.first << DESERIALIZE_KV_DELIM
+ << stringvar.second << DESERIALIZE_PAIR_DELIM;
}
os << serializeJsonStringIfNeeded(os2.str());
}