diff --git a/Lexer.fu b/Lexer.fu
index 020f30ff..3aa3e21d 100644
--- a/Lexer.fu
+++ b/Lexer.fu
@@ -21,7 +21,16 @@
 public abstract class FuParserHost
 {
 	internal FuProgram! Program;
+
 	public abstract void ReportError!(string filename, int line, int startUtf16Column, int endUtf16Column, string message);
+
+	internal void ReportStatementError!(FuStatement statement, string message)
+	{
+		int line = this.Program.GetLine(statement.Loc);
+		int column = statement.Loc - this.Program.LineLocs[line];
+		FuSourceFile file = this.Program.GetSourceFile(line);
+		ReportError(file.Filename, line - file.Line, column, column + statement.GetLocLength(), message);
+	}
 }
 
 public enum FuToken
diff --git a/Parser.fu b/Parser.fu
index 0f672351..ab57b874 100644
--- a/Parser.fu
+++ b/Parser.fu
@@ -523,7 +523,7 @@ public class FuParser : FuLexer
 	void AddSymbol!(FuScope! scope, FuSymbol# symbol)
 	{
 		if (scope.Contains(symbol))
-			ReportError("Duplicate symbol");
+			this.Host.ReportStatementError(symbol, "Duplicate symbol");
 		else
 			scope.Add(symbol);
 	}
diff --git a/Sema.fu b/Sema.fu
index 8a47d889..c06c59ba 100644
--- a/Sema.fu
+++ b/Sema.fu
@@ -21,14 +21,6 @@
 public abstract class FuSemaHost : FuParserHost
 {
 	internal virtual int GetResourceLength!(string name, FuPrefixExpr expr) => 0;
-
-	internal void ReportStatementError!(FuStatement statement, string message)
-	{
-		int line = this.Program.GetLine(statement.Loc);
-		int column = statement.Loc - this.Program.LineLocs[line];
-		FuSourceFile file = this.Program.GetSourceFile(line);
-		ReportError(file.Filename, line - file.Line, column, column + statement.GetLocLength(), message);
-	}
 }
 
 public class FuSema
diff --git a/libfut.cpp b/libfut.cpp
index d43f2650..9d7d486b 100644
--- a/libfut.cpp
+++ b/libfut.cpp
@@ -31,6 +31,14 @@ static std::string FuString_Replace(std::string_view s, std::string_view oldValu
 	}
 }
 
+void FuParserHost::reportStatementError(const FuStatement * statement, std::string_view message)
+{
+	int line = this->program->getLine(statement->loc);
+	int column = statement->loc - this->program->lineLocs[line];
+	const FuSourceFile * file = this->program->getSourceFile(line);
+	reportError(file->filename, line - file->line, column, column + statement->getLocLength(), message);
+}
+
 void FuLexer::setHost(FuParserHost * host)
 {
 	this->host = host;
@@ -3668,7 +3676,7 @@ std::shared_ptr<FuExpr> FuParser::parseInitializer()
 void FuParser::addSymbol(FuScope * scope, std::shared_ptr<FuSymbol> symbol)
 {
 	if (scope->contains(symbol.get()))
-		reportError("Duplicate symbol");
+		this->host->reportStatementError(symbol.get(), "Duplicate symbol");
 	else
 		scope->add(symbol);
 }
@@ -4365,14 +4373,6 @@ int FuSemaHost::getResourceLength(std::string_view name, const FuPrefixExpr * ex
 {
 	return 0;
 }
-
-void FuSemaHost::reportStatementError(const FuStatement * statement, std::string_view message)
-{
-	int line = this->program->getLine(statement->loc);
-	int column = statement->loc - this->program->lineLocs[line];
-	const FuSourceFile * file = this->program->getSourceFile(line);
-	reportError(file->filename, line - file->line, column, column + statement->getLocLength(), message);
-}
 FuSema::FuSema()
 {
 	this->poison->name = "poison";
diff --git a/libfut.cs b/libfut.cs
index 3d569d93..e00ec1ab 100644
--- a/libfut.cs
+++ b/libfut.cs
@@ -14,6 +14,14 @@ public abstract class FuParserHost
 		internal FuProgram Program;
 
 		public abstract void ReportError(string filename, int line, int startUtf16Column, int endUtf16Column, string message);
+
+		internal void ReportStatementError(FuStatement statement, string message)
+		{
+			int line = this.Program.GetLine(statement.Loc);
+			int column = statement.Loc - this.Program.LineLocs[line];
+			FuSourceFile file = this.Program.GetSourceFile(line);
+			ReportError(file.Filename, line - file.Line, column, column + statement.GetLocLength(), message);
+		}
 	}
 
 	public enum FuToken
@@ -4000,7 +4008,7 @@ FuExpr ParseInitializer()
 		void AddSymbol(FuScope scope, FuSymbol symbol)
 		{
 			if (scope.Contains(symbol))
-				ReportError("Duplicate symbol");
+				this.Host.ReportStatementError(symbol, "Duplicate symbol");
 			else
 				scope.Add(symbol);
 		}
@@ -4628,14 +4636,6 @@ public abstract class FuSemaHost : FuParserHost
 	{
 
 		internal virtual int GetResourceLength(string name, FuPrefixExpr expr) => 0;
-
-		internal void ReportStatementError(FuStatement statement, string message)
-		{
-			int line = this.Program.GetLine(statement.Loc);
-			int column = statement.Loc - this.Program.LineLocs[line];
-			FuSourceFile file = this.Program.GetSourceFile(line);
-			ReportError(file.Filename, line - file.Line, column, column + statement.GetLocLength(), message);
-		}
 	}
 
 	public class FuSema
diff --git a/libfut.hpp b/libfut.hpp
index 87a3a00d..d052d143 100644
--- a/libfut.hpp
+++ b/libfut.hpp
@@ -479,6 +479,7 @@ class FuParserHost
 	FuParserHost() = default;
 public:
 	FuProgram * program;
+	void reportStatementError(const FuStatement * statement, std::string_view message);
 };
 
 class FuLexer
@@ -1658,7 +1659,6 @@ class FuSemaHost : public FuParserHost
 	FuSemaHost() = default;
 public:
 	virtual int getResourceLength(std::string_view name, const FuPrefixExpr * expr);
-	void reportStatementError(const FuStatement * statement, std::string_view message);
 };
 
 class GenHost : public FuSemaHost
diff --git a/libfut.js b/libfut.js
index 1f826ce6..58c8cc9c 100644
--- a/libfut.js
+++ b/libfut.js
@@ -10,6 +10,14 @@ export const RegexOptions = {
 export class FuParserHost
 {
 	program;
+
+	reportStatementError(statement, message)
+	{
+		let line = this.program.getLine(statement.loc);
+		let column = statement.loc - this.program.lineLocs[line];
+		let file = this.program.getSourceFile(line);
+		this.reportError(file.filename, line - file.line, column, column + statement.getLocLength(), message);
+	}
 }
 
 export const FuToken = {
@@ -4202,7 +4210,7 @@ export class FuParser extends FuLexer
 	#addSymbol(scope, symbol)
 	{
 		if (scope.contains(symbol))
-			this.reportError("Duplicate symbol");
+			this.host.reportStatementError(symbol, "Duplicate symbol");
 		else
 			scope.add(symbol);
 	}
@@ -4829,14 +4837,6 @@ export class FuSemaHost extends FuParserHost
 	{
 		return 0;
 	}
-
-	reportStatementError(statement, message)
-	{
-		let line = this.program.getLine(statement.loc);
-		let column = statement.loc - this.program.lineLocs[line];
-		let file = this.program.getSourceFile(line);
-		this.reportError(file.filename, line - file.line, column, column + statement.getLocLength(), message);
-	}
 }
 
 export class GenHost extends FuSemaHost
diff --git a/test/error/ClassDuplicate.fu b/test/error/ClassDuplicate.fu
deleted file mode 100644
index 84eafbba..00000000
--- a/test/error/ClassDuplicate.fu
+++ /dev/null
@@ -1,9 +0,0 @@
-public class Test
-{
-}
-
-public class Test
-// FIXME: line
-{ //ERROR: Duplicate symbol
-	public static bool Run() => true;
-}
diff --git a/test/error/SymbolDuplicate.fu b/test/error/SymbolDuplicate.fu
new file mode 100644
index 00000000..0545f24a
--- /dev/null
+++ b/test/error/SymbolDuplicate.fu
@@ -0,0 +1,9 @@
+public class Foo
+{
+	public const int A = 0;
+	public const int A = 0; //ERROR: Duplicate symbol
+}
+
+public class Foo //ERROR: Duplicate symbol
+{
+}