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GoCoder SDk license Key Invalid

I am using Gocoder SDK. But I got the Wowza gocoder sdk license is invalid to an application id.

Use matched package name with license key
Package name is special for one license key

Hi Abdulkadir IŞIKTAN
I have issue WowzaGoCoderSDK: Invalid license key format!
but i encountered it some time. Why and how to resolve it?