Unity C# Epic Store Plugin failing to initialize

Distribution Distribution & Marketing
,
1

Not sure if this is the right place, but I’m using the official Unity C# plugin for Epic Store integration. Upon launching the game build via Epic Store launcher, I get these errors:

Unable to populate object of type "PlayEveryWare.EpicOnlineServices.Config" from JSON: "{
  "deployment": {
    "SandboxId": {
      "Value": "eb754950f356488cb14b8785d3a84ca1"
    },
    "DeploymentId": "08a2911a2ef24f3ea0041fd848b3370e"
  },
  "clientCredentials": {
    "ClientId": "xyza7891wZzGrjPLOEST7ulnEFBAxDLL",
    "ClientSecret": "WaLl82RTXcFuWbBzN4YaEERlxtcomKFi33xcvw+/EaU",
    "EncryptionKey": "A22382604F296BEEF0618491B431168B813A8A2D3A0F9D1AB93F1A97BFBC8AAC"
  },
  "isServer": false,
"platformOptionsFlags": ["DisableOverlay", "DisableSocialOverlay"],
"authScopeOptionsFlags": "NoFlags",
"integratedPlatformManagementFlags": 0,
  "tickBudgetInMilliseconds": 0,
  "taskNetworkTimeoutSeconds": 0.0,
  "threadAffinity": {
    "NetworkWork": 0,
    "StorageIo": 0,
    "WebSocketIo": 0,
    "P2PIo": 0,
    "HttpRequestIo": 0,
    "RTCIo": 0,
    "EmbeddedOverlayMainThread": 0,
    "EmbeddedOverlayWorkerThreads": 0
  },
  "alwaysSendInputToOverlay": false,
  "initialButtonDelayForOverlay": 0.0,
  "repeatButtonDelayForOverlay": 0.0,
  "toggleFriendsButtonCombination": "SpecialLeft",
  "schemaVersion": "1.0"
}". Exception: "Error creating 'PlayEveryWare.EpicOnlineServices.ListOfStringsToPlatformFlags'."
UnityEngine.Debug:LogError(Object)
PlayEveryWare.EpicOnlineServices.Utility.JsonUtility:FromJsonOverwrite(String, T)
PlayEveryWare.EpicOnlineServices.Config:Read()
PlayEveryWare.EpicOnlineServices.Config:Get()
PlayEveryWare.EpicOnlineServices.PlatformManager:GetPlatformConfig()
PlayEveryWare.EpicOnlineServices.EOSSingleton:ApplyCommandLineArguments()
PlayEveryWare.EpicOnlineServices.EOSSingleton:Init(IEOSCoroutineOwner, String)
OurAchievementManager:Awake()



Unable to populate object of type "PlayEveryWare.EpicOnlineServices.Config" from JSON: "{
  "LogCategoryLevelPairs": [
    {
      "Category": "Core",
      "Level": "Info"
    },
    {
      "Category": "Auth",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Friends",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Presence",
      "Level": "VeryVerbose"
    },
    {
      "Category": "UserInfo",
      "Level": "VeryVerbose"
    },
    {
      "Category": "HttpSerialization",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Ecom",
      "Level": "VeryVerbose"
    },
    {
      "Category": "P2P",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Sessions",
      "Level": "VeryVerbose"
    },
    {
      "Category": "RateLimiter",
      "Level": "VeryVerbose"
    },
    {
      "Category": "PlayerDataStorage",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Analytics",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Messaging",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Connect",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Overlay",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Achievements",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Stats",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Ui",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Lobby",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Leaderboards",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Keychain",
      "Level": "VeryVerbose"
    },
    {
      "Category": "IntegratedPlatform",
      "Level": "VeryVerbose"
    },
    {
      "Category": "TitleStorage",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Mods",
      "Level": "VeryVerbose"
    },
    {
      "Category": "AntiCheat",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Reports",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Sanctions",
      "Level": "VeryVerbose"
    },
    {
      "Category": "ProgressionSnapshots",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Kws",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Rtc",
      "Level": "VeryVerbose"
    },
    {
      "Category": "RTCAdmin",
      "Level": "VeryVerbose"
    },
    {
      "Category": "CustomInvites",
      "Level": "VeryVerbose"
    },
    {
      "Category": "Http",
      "Level": "VeryVerbose"
    },
    {
      "Category": "AllCategories",
      "Level": "VeryVerbose"
    }
  ],
  "schemaVersion": "1.0"
}". Exception: "Unable to find a constructor to use for type PlayEveryWare.EpicOnlineServices.LogCategoryLevelPair. A class should either have a default constructor, one constructor with arguments or a constructor marked with the JsonConstructor attribute. Path 'LogCategoryLevelPairs[0].Category', line 4, position 17."
UnityEngine.Debug:LogError(Object)
PlayEveryWare.EpicOnlineServices.Utility.JsonUtility:FromJsonOverwrite(String, T)
PlayEveryWare.EpicOnlineServices.Config:Read()
PlayEveryWare.EpicOnlineServices.Config:Get()
PlayEveryWare.EpicOnlineServices.Utility.LogLevelUtility:get_LogLevelList()
PlayEveryWare.EpicOnlineServices.EOSSingleton:InitializeLogLevels()
PlayEveryWare.EpicOnlineServices.EOSSingleton:Init(IEOSCoroutineOwner, String)
OurAchievementManager:Awake()

Here’s my eos_windows_config.json file (ID’s redacted)

{
  "deployment": {
    "SandboxId": {
      "Value": "REDACTED"
    },
    "DeploymentId": "REDACTED"
  },
  "clientCredentials": {
    "ClientId": "REDACTED",
    "ClientSecret": "REDACTED",
    "EncryptionKey": "REDACTED"
  },
  "isServer": false,
"platformOptionsFlags": ["DisableOverlay", "DisableSocialOverlay"],
"authScopeOptionsFlags": "NoFlags",
"integratedPlatformManagementFlags": 0,
  "tickBudgetInMilliseconds": 0,
  "taskNetworkTimeoutSeconds": 0.0,
  "threadAffinity": {
    "NetworkWork": 0,
    "StorageIo": 0,
    "WebSocketIo": 0,
    "P2PIo": 0,
    "HttpRequestIo": 0,
    "RTCIo": 0,
    "EmbeddedOverlayMainThread": 0,
    "EmbeddedOverlayWorkerThreads": 0
  },
  "alwaysSendInputToOverlay": false,
  "initialButtonDelayForOverlay": 0.0,
  "repeatButtonDelayForOverlay": 0.0,
  "toggleFriendsButtonCombination": "SpecialLeft",
  "schemaVersion": "1.0"
}