diff --git a/Src/Array.h b/Src/Array.h
index 95d71c4e..c61ef881 100644
--- a/Src/Array.h
+++ b/Src/Array.h
@@ -37,7 +37,7 @@ DAMAGE.
 #ifdef _WIN32
 #define ASSERT( x ) { if( !( x ) ) _asm{ int 0x03 } }
 #else // !_WIN32
-#define ASSERT( x ) { if( !( x ) ) exit(0); }
+#define ASSERT( x ) { if( !( x ) ) exit(1); }
 #endif // _WIN32
 #endif // _WIN64
 
diff --git a/Src/LinearSolvers.h b/Src/LinearSolvers.h
index a68c94cc..323b98c8 100644
--- a/Src/LinearSolvers.h
+++ b/Src/LinearSolvers.h
@@ -288,7 +288,7 @@ class EigenSolverCholeskyLLt : public EigenSolver< Real , MatrixRowIterator >
 #else // !STORE_EIGEN_MATRIX
 			_solver.factorize( eigenM );
 #endif // STORE_EIGEN_MATRIX
-			if( _solver.info()!=Eigen::Success ) fprintf( stderr , "[ERROR] EigenSolverCholeskyLLt::EigenSolverCholeskyLLt Failed to factorize matrix\n" ) , exit(0);
+			if( _solver.info()!=Eigen::Success ) fprintf( stderr , "[ERROR] EigenSolverCholeskyLLt::EigenSolverCholeskyLLt Failed to factorize matrix\n" ) , exit(1);
 		}
 		_eigenB.resize( M.rows() );
 	}
@@ -309,10 +309,10 @@ class EigenSolverCholeskyLLt : public EigenSolver< Real , MatrixRowIterator >
 		switch( _solver.info() )
 		{
 		case Eigen::Success: break;
-		case Eigen::NumericalIssue: fprintf( stderr , "[ERROR] EigenSolverCholeskyLLt::update Failed to factorize matrix (numerical issue)\n" ) , exit(0);
-		case Eigen::NoConvergence:  fprintf( stderr , "[ERROR] EigenSolverCholeskyLLt::update Failed to factorize matrix (no convergence)\n" ) , exit(0);
-		case Eigen::InvalidInput:   fprintf( stderr , "[ERROR] EigenSolverCholeskyLLt::update Failed to factorize matrix (invalid input)\n" ) , exit(0);
-		default: fprintf( stderr , "[ERROR] EigenSolverCholeskyLLt::update Failed to factorize matrix\n" ) , exit(0);
+		case Eigen::NumericalIssue: fprintf( stderr , "[ERROR] EigenSolverCholeskyLLt::update Failed to factorize matrix (numerical issue)\n" ) , exit(1);
+		case Eigen::NoConvergence:  fprintf( stderr , "[ERROR] EigenSolverCholeskyLLt::update Failed to factorize matrix (no convergence)\n" ) , exit(1);
+		case Eigen::InvalidInput:   fprintf( stderr , "[ERROR] EigenSolverCholeskyLLt::update Failed to factorize matrix (invalid input)\n" ) , exit(1);
+		default: fprintf( stderr , "[ERROR] EigenSolverCholeskyLLt::update Failed to factorize matrix\n" ) , exit(1);
 		}
 	}
 	void solve( ConstPointer( Real ) b , Pointer( Real ) x )
@@ -350,7 +350,7 @@ class EigenSolverCholeskyLDLt : public EigenSolver< Real , MatrixRowIterator >
 		if( !analyzeOnly )
 		{
 			_solver.factorize( eigenM );
-			if( _solver.info()!=Eigen::Success ) fprintf( stderr , "[ERROR] EigenSolverCholeskyLDLt::EigenSolverCholeskyLDLt Failed to factorize matrix\n" ) , exit(0);
+			if( _solver.info()!=Eigen::Success ) fprintf( stderr , "[ERROR] EigenSolverCholeskyLDLt::EigenSolverCholeskyLDLt Failed to factorize matrix\n" ) , exit(1);
 		}
 		_eigenB.resize( M.rows() );
 	}
@@ -362,7 +362,7 @@ class EigenSolverCholeskyLDLt : public EigenSolver< Real , MatrixRowIterator >
 		for( int i=0 ; i<M.rows() ; i++ ) for( MatrixRowIterator iter=M.begin(i) ; iter!=M.end(i) ; iter++ ) triplets.push_back( Eigen::Triplet< double >( i , iter->N , iter->Value ) );
 		eigenM.setFromTriplets( triplets.begin() , triplets.end() );
 		_solver.factorize( eigenM );
-		if( _solver.info()!=Eigen::Success ) fprintf( stderr , "[ERROR] EigenSolverCholeskyLDLt::update Failed to factorize matrix\n" ) , exit(0);
+		if( _solver.info()!=Eigen::Success ) fprintf( stderr , "[ERROR] EigenSolverCholeskyLDLt::update Failed to factorize matrix\n" ) , exit(1);
 	}
 	void solve( ConstPointer( Real ) b , Pointer( Real ) x )
 	{
@@ -396,7 +396,7 @@ class EigenSolverCG : public EigenSolver< Real , MatrixRowIterator >
 		_eigenM.setFromTriplets( triplets.begin() , triplets.end() );
 		_solver.compute( _eigenM );
 		_solver.analyzePattern( _eigenM );
-		if( _solver.info()!=Eigen::Success ) fprintf( stderr , "[ERROR] EigenSolverCG::EigenSolverCG Failed to factorize matrix\n" ) , exit(0);
+		if( _solver.info()!=Eigen::Success ) fprintf( stderr , "[ERROR] EigenSolverCG::EigenSolverCG Failed to factorize matrix\n" ) , exit(1);
 		_eigenB.resize( M.rows() ) , _eigenX.resize( M.rows() );
 		_solver.setMaxIterations( iters );
 		_solver.setTolerance( tolerance );
@@ -407,7 +407,7 @@ class EigenSolverCG : public EigenSolver< Real , MatrixRowIterator >
 		for( int i=0 ; i<M.rows() ; i++ ) for( MatrixRowIterator iter=M.begin(i) ; iter!=M.end(i) ; iter++ ) _eigenM.coeffRef( i , iter->N ) = iter->Value;
 		_solver.compute( _eigenM );
 		_solver.analyzePattern( _eigenM );
-		if( _solver.info()!=Eigen::Success ) fprintf( stderr , "[ERROR] EigenSolverCG::update Failed to factorize matrix\n" ) , exit(0);
+		if( _solver.info()!=Eigen::Success ) fprintf( stderr , "[ERROR] EigenSolverCG::update Failed to factorize matrix\n" ) , exit(1);
 	}
 
 	void setIters( int iters ){ _solver.setMaxIterations( iters ); }
diff --git a/Src/MyMiscellany.h b/Src/MyMiscellany.h
index 17170104..f62690ee 100644
--- a/Src/MyMiscellany.h
+++ b/Src/MyMiscellany.h
@@ -195,7 +195,7 @@ namespace MKExceptions
 	void ErrorOut( const char *fileName , int line , const char *functionName , const char *format , Args ... args )
 	{
 		std::cerr << MakeMessageString( "[ERROR]" , fileName , line , functionName , format , args ... ) << std::endl;
-		exit( 0 );
+		exit( 1 );
 	}
 }
 #ifndef WARN
@@ -324,7 +324,7 @@ inline void SignalHandler( int signal )
 {
 	printf( "Signal: %d\n" , signal );
 	StackTracer::Trace();
-	exit( 0 );
+	exit( 1 );
 };
 
 
diff --git a/Src/Socket.h b/Src/Socket.h
index 481297ee..320f9c3e 100644
--- a/Src/Socket.h
+++ b/Src/Socket.h
@@ -91,7 +91,7 @@ int socket_receive( Socket& s , Array< C > destination , size_t len )
 	{
 		fprintf( stderr , "Size of socket_receive exceeds destination maximum: %zd > %zd\n" , len , destination.maximum()*sizeof( C ) );
 		ASSERT( 0 );
-		exit( 0 );
+		exit( 1 );
 	}
 	return socket_receive( s , (char*)&destination[0] , len );
 }
@@ -102,7 +102,7 @@ int socket_send( Socket s , ConstArray< C > source , size_t len )
 	{
 		fprintf( stderr , "Size of socket_send exceeds source maximum: %zd > %zd\n" , len , source.maximum()*sizeof( C ) );
 		ASSERT( 0 );
-		exit( 0 );
+		exit( 1 );
 	}
 	return socket_send( s , (char*)&source[0] , len );
 }
diff --git a/Src/Socket.inl b/Src/Socket.inl
index aee55835..53bf6855 100644
--- a/Src/Socket.inl
+++ b/Src/Socket.inl
@@ -86,7 +86,7 @@ void ReceiveOnSocket( Socket& s , Pointer( C ) data , size_t dataSize , const ch
 				va_end( args );
 				fprintf( stderr , "\n" );
 			}
-			exit(0);
+			exit(1);
 		}
 		rec+=tmp;
 	}
@@ -101,7 +101,7 @@ void SendOnSocket( Socket& s , ConstPointer( C ) data , size_t dataSize , const
 	if( socket_send( s , ( ConstPointer( char ) )data , dataSize )<0 )
 	{
 		fprintf( stderr , "socket_send to client failed: %s\n" , LastSocketError());
-		exit(0);
+		exit(1);
 	}
 }
 
@@ -114,7 +114,7 @@ void SendOnSocket( Socket& s , Pointer( C ) data , size_t dataSize , const char*
 	if( socket_send( s , ( ConstPointer( char ) )data , dataSize )<0 )
 	{
 		fprintf( stderr , "socket_send to client failed: %s\n" , LastSocketError());
-		exit(0);
+		exit(1);
 	}
 }