I am with this error when I go to test my project it ta happening even with projects that already comes in c2
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Do you use a browser or test environment/platform that supports webgl ? Does the hardware you're testing this on support shaders ?
I use opera mini
What version of C2?
Have you tried other browsers?
Need much more information in order to offer any reasonable help.
solved the problem was in the works used another browser as the default and it worked thanks to all