On my all 233 pcs WS2812b leds i have one led green and one led blue, it's normal? Always the same, probalby 20 and 56. Also i have left side more yellow than top, buttom and right. Please support. I have RPI3b and this from ali: https://pl.aliexpress.com/item/32957578028.html?spm=a2g0s.9042322.214.171.1246b5c0f3GDUPh Power supply Have 8 AMP. Everything else working perfect.