PhongMaterial does not work in GLES2

W libTest38_x86_64.so: QOpenGLShader::compile(Fragment): ERROR: 0:6: 'attribute' :  supported in vertex shaders only
W libTest38_x86_64.so: ERROR: 0:7: 'attribute' :  supported in vertex shaders only
12-08 08:35:33.255 13633 13663 W libTest38_x86_64.so:
W libTest38_x86_64.so: *** Problematic Fragment shader source code ***
W libTest38_x86_64.so: #version 100
W libTest38_x86_64.so: #ifdef GL_KHR_blend_equation_advanced
W libTest38_x86_64.so: #extension GL_ARB_fragment_coord_conventions : enable
W libTest38_x86_64.so: #extension GL_KHR_blend_equation_advanced : enable
W libTest38_x86_64.so: #endif
W libTest38_x86_64.so: #ifndef GL_FRAGMENT_PRECISION_HIGH
W libTest38_x86_64.so: #define highp mediump
W libTest38_x86_64.so: #endif
W libTest38_x86_64.so: #line 1
12-08 08:35:33.255 13633 13663 W libTest38_x86_64.so:
W libTest38_x86_64.so: #define LAYER_diffuse
W libTest38_x86_64.so: #define LAYER_specular
W libTest38_x86_64.so: #define LAYER_normal
W libTest38_x86_64.so: uniform highp vec3 eyePosition;
W libTest38_x86_64.so: attribute highp vec3 worldPosition;
W libTest38_x86_64.so: attribute highp vec3 worldNormal;
W libTest38_x86_64.so: uniform highp float shininess;
W libTest38_x86_64.so: uniform highp vec4 ks;
W libTest38_x86_64.so: uniform highp vec4 kd;
W libTest38_x86_64.so: uniform highp vec4 ka;
W libTest38_x86_64.so: /****************************************************************************
W libTest38_x86_64.so: **
W libTest38_x86_64.so: ** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB).
W libTest38_x86_64.so: ** Contact: https://www.qt.io/licensing/
W libTest38_x86_64.so: **
W libTest38_x86_64.so: ** This file is part of the Qt3D module of the Qt Toolkit.
W libTest38_x86_64.so: **
W libTest38_x86_64.so: ** $QT_BEGIN_LICENSE:BSD$
W libTest38_x86_64.so: ** Commercial License Usage
W libTest38_x86_64.so: ** Licensees holding valid commercial Qt licenses may use this file in
W libTest38_x86_64.so: ** accordance with the commercial license agreement provided with the
W libTest38_x86_64.so: ** Software or, alternatively,