wpml and arabic problem

Hello there I use plugin in English it work Great

In arabic it give error and buttons not appear

https://prnt.sc/thfemt

I read about it and I see in other posts it need translation

then what is required phrases it need to be translated to fix problem

in console it show this error

Uncaught Error: Expected props.locale to be valid, got SA
    at Object.validateButtonLocale [as validate] (checkout.js:17554)
    at validateProp (checkout.js:9136)
    at checkout.js:9464
    at ParentComponent._proto.setProps (checkout.js:9472)
    at new ParentComponent (checkout.js:9209)
    at checkout.js:10547
    at Function.ZalgoPromise.try (checkout.js:1160)
    at Component._proto.render (checkout.js:10546)
    at Component.component_Button.render (checkout.js:24772)
    at callOriginal (checkout.js:4904)

sa IT was ar
and I change it and never work too

how to fix this please

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