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-rw-r--r--src/emu/parameters.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/emu/parameters.cpp b/src/emu/parameters.cpp
index b0d74cc6a6a..9a0a38a74ce 100644
--- a/src/emu/parameters.cpp
+++ b/src/emu/parameters.cpp
@@ -18,7 +18,7 @@ parameters_manager::parameters_manager(running_machine &machine)
std::string parameters_manager::lookup(std::string tag) const
{
auto search = m_parameters.find(tag);
- return (search!=m_parameters.end()) ? search->second : nullptr;
+ return (search!=m_parameters.end()) ? search->second : "";
}
void parameters_manager::add(std::string tag, std::string value)