diff --git a/stepmania/src/PercentageDisplay.cpp b/stepmania/src/PercentageDisplay.cpp
index 03eb0a734d..ab1d16c723 100644
--- a/stepmania/src/PercentageDisplay.cpp
+++ b/stepmania/src/PercentageDisplay.cpp
@@ -18,6 +18,7 @@ PercentageDisplay::PercentageDisplay()
 
 void PercentageDisplay::Load( PlayerNumber pn )
 {
+	ASSERT( m_sName != "" ); // set this!
 	m_PlayerNumber = pn;
 	m_Last = -1;