3d-text example blank screen

W lib3d-text_x86_64.so: QOpenGLShader::compile(Fragment): ERROR: 0:6: 'attribute' :  supported in vertex shaders only
W lib3d-text_x86_64.so: ERROR: 0:7: 'attribute' :  supported in vertex shaders only
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W lib3d-text_x86_64.so:
W lib3d-text_x86_64.so: *** Problematic Fragment shader source code ***
W lib3d-text_x86_64.so: #version 100
W lib3d-text_x86_64.so: #ifdef GL_KHR_blend_equation_advanced
W lib3d-text_x86_64.so: #extension GL_ARB_fragment_coord_conventions : enable
W lib3d-text_x86_64.so: #extension GL_KHR_blend_equation_advanced : enable
W lib3d-text_x86_64.so: #endif
W lib3d-text_x86_64.so: #ifndef GL_FRAGMENT_PRECISION_HIGH
W lib3d-text_x86_64.so: #define highp mediump
W lib3d-text_x86_64.so: #endif
W lib3d-text_x86_64.so: #line 1
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W lib3d-text_x86_64.so:
W lib3d-text_x86_64.so: #define LAYER_diffuse
W lib3d-text_x86_64.so: #define LAYER_specular
W lib3d-text_x86_64.so: #define LAYER_normal
W lib3d-text_x86_64.so: uniform highp vec3 eyePosition;
W lib3d-text_x86_64.so: attribute highp vec3 worldPosition;
W lib3d-text_x86_64.so: attribute highp vec3 worldNormal;
W lib3d-text_x86_64.so: uniform highp float shininess;
W lib3d-text_x86_64.so: uniform highp vec4 ks;
W lib3d-text_x86_64.so: uniform highp vec4 kd;
W lib3d-text_x86_64.so: uniform highp vec4 ka;
W lib3d-text_x86_64.so: /****************************************************************************
W lib3d-text_x86_64.so: **
W lib3d-text_x86_64.so: ** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB).
W lib3d-text_x86_64.so: ** Contact: https://www.qt.io/licensing/
W lib3d-text_x86_64.so: **
W lib3d-text_x86_64.so: ** This file is part of the Qt3D module of the Qt Toolkit.
W lib3d-text_x86_64.so: **
W lib3d-text_x86_64.so: ** $QT_BEGIN_LICENSE:BSD$
W lib3d-text_x86_64.so: ** Commercial License UsageW lib3d-text_x86_64.so: ** Licensees holding valid commercial Qt licenses may use this file in
W lib3d-text_x86_64.so: ** accordance with the commercial license agreement provided with the
W lib3d-text_x86_64.so: ** Software or, alternatively,