error occuring in curtains s

[Saad96Raza]

Plane: Unable to create a Plane because the Renderer WebGL context is not defined
throwError @ utils.js:28
Mesh @ Mesh.js:74
DOMMesh @ DOMMesh.js:43
Plane @ Plane.js:89
(anonymous) @ simple.plane.setup.js:141
(anonymous) @ content-script.js:14
(anonymous) @ content-script.js:14
(anonymous) @ content-script.js:14
a @ content-script.js:14
load (async)
(anonymous) @ simple.plane.setup.js:3
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