diff --git a/stepmania/src/RageSoundReader_Chain.h b/stepmania/src/RageSoundReader_Chain.h
index bd8340f792..c521a61bc5 100644
--- a/stepmania/src/RageSoundReader_Chain.h
+++ b/stepmania/src/RageSoundReader_Chain.h
@@ -41,6 +41,7 @@ public:
 	bool SetProperty( const RString &sProperty, float fValue );
 	int GetNextSourceFrame() const;
 	float GetStreamToSourceRatio() const;
+	RString GetError() const { return ""; }
 
 private:
 	int GetSampleRateInternal() const;