Design Viewer WebGL version incompatibiity

(WASM) Warning: Failed to build graphics pipeline state
(WASM) Warning: Failed to compile shader: ERROR: 0:28: 'i' : Loop index cannot be initialized with non-constant expression
ERROR: 0:33: 'i_1' : Loop index cannot be initialized with non-constant expression
<... full shader code ...>

GLSL        
"100,300,440,100es,300es" 

(WASM) Warning: Failed to build graphics pipeline state
(WASM) Warning: Failed to link shader program: Fragment shader version does not match other shader versions.