Client Version: 2026.7.0
com.faforever.client.login.TokenRetrievalException: {"error":"invalid_grant","error_description":"The provided authorization grant (e.g., authorization code, resource owner credentials) or refresh token is invalid, expired, revoked, does not match the redirection URI used in the authorization request, or was issued to another client. The refresh token is malformed or not valid."}
at com.faforever.client.api.TokenRetriever.lambda$retrieveToken$1(TokenRetriever.java:125)
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.java:132)
at reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onNext(FluxSwitchIfEmpty.java:75)
The current pre-release of the client ("pioneer" in the version) is only compatible to itself. So you can only play with other testers. Please be aware!
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it keeps giving me this error code and won't let me play. any way to fix it?