X3D version 4.0 was approved by Web3D Consortium and ISO in 2023.[/X3D, diagnostic] X3D version 4.0 offers many new features including interoperability with HTML5, glTF 2.0 Physically Based Rendering (PBR), and Web Audio API.[/X3D, diagnostic] X3D/head/meta title (i.e. filename 'arc3.x3d') is expected at end of identifier (url) value [/X3D/head, warning] <Group USE='DECLpoint_G1_node'/> node type must match node type of original <Transform DEF='DECLpoint_G1_node'/> [/X3D/Scene/Group/Script/field[1]/Group, error] <Group USE='DECLpoint_G2_node'/> node type must match node type of original <Transform DEF='DECLpoint_G2_node'/> [/X3D/Scene/Group/Script/field[2]/Group, error] <Script DEF='DECLx3dconnector_connector1_S1'> <field name='position' accessType='inputOutput'/> does not send output event via assignment statement position=___; [/X3D/Scene/Group/Script/field[3], warning] <Script DEF='DECLx3dconnector_connector1_S1'> <field name='rotscale' accessType='inputOutput'/> does not send output event via assignment statement rotscale=___; [/X3D/Scene/Group/Script/field[4], warning]