diff --git a/vlib/freetype/freetype.v b/vlib/freetype/freetype.v
index 1d550109ef..c85922e0f1 100644
--- a/vlib/freetype/freetype.v
+++ b/vlib/freetype/freetype.v
@@ -334,7 +334,7 @@ fn (ctx mut FreeType) private_draw_text(_x, _y int, utext ustring, cfg gx.TextCf
 		}
 		// A new Unicode character. Load it and cache it.
 		if !found && _rune.len > 0 && _rune[0] > 32 {
-			c := _rune[0]
+			//c := _rune[0]
 			//println('cant draw rune "$_rune" code=$c, loading')
 			//continue
 			ch = ft_load_char(ctx.face, _rune.utf32_code())
diff --git a/vlib/gl/1shader.v b/vlib/gl/1shader.v
index 2a41b889c0..23c17fd854 100644
--- a/vlib/gl/1shader.v
+++ b/vlib/gl/1shader.v
@@ -133,10 +133,11 @@ pub fn new_shader(name string) Shader {
 	gl.shader_source(vertex_shader, 1, vertex_src, 0)
 	gl.compile_shader(vertex_shader)
 	if gl.shader_compile_status(vertex_shader) == 0 {
-		log := gl.shader_info_log(vertex_shader)
-		println('shader $vertex_shader compilation failed')
-		println('shader source = $vertex_src')
-		println('shader failed to compile')
+		cerror := gl.shader_info_log(vertex_shader)
+		eprintln('vertex ${vertex_shader} shader compilation failed')
+		eprintln('shader source = ${vertex_src}')
+		eprintln('failed to compile, with error')
+		eprintln(cerror)
 		exit(1)
 	}
 	// fragment shader
@@ -145,8 +146,11 @@ pub fn new_shader(name string) Shader {
 	gl.shader_source(fragment_shader, 1, fragment_src, 0)
 	gl.compile_shader(fragment_shader)
 	if gl.shader_compile_status(fragment_shader) == 0 {
-		println('fragment $fragment_shader shader compilation failed')
-		println('shader failed to compile')
+		cerror := gl.shader_info_log(fragment_shader)
+		eprintln('fragment ${fragment_shader} shader compilation failed')
+		eprintln('shader source = ${fragment_src}')
+		eprintln('failed to compile, with error')
+		eprintln(cerror)
 		exit(1)
 	}
 	// link shaders
@@ -157,10 +161,12 @@ pub fn new_shader(name string) Shader {
 	// check for linking errors
 	success := gl.get_program_link_status(shader_program)
 	if success == 0 {
-		println('shader compilation failed')
-		println('vertex source = $vertex_src')
-		println('fragment source = $fragment_src')
-		println('shader failed to compile')
+		cerror := gl.shader_info_log(shader_program)
+		eprintln('shader program linking failed')
+		eprintln('vertex source = ${vertex_src}')
+		eprintln('fragment source = ${fragment_src}')
+		eprintln('failed to compile, with error')
+		eprintln(cerror)
 		exit(1)
 	}
 	shader := Shader {