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Please update the latest version of JUX Social Stream. We've updated this error. if the update that your problem is not solved, please send me an account site via message private. Thanks
This problem occurred because you bought single product. As our policy, when you purchase single product you just get 2 months to download new versions.
Therefore, you are now unable to download new version for social stream.
You have to buy again to get new version.
You can check our pricing table to get more information about the pricing policy.
Sorry about this.