it's not wanting to upload i have followed all the instructions
ApiErrorException: Exception of type 'VRC.SDKBase.Editor.Api.ApiErrorException' was thrown.
VRC.SDKBase.Editor.Api.VRCApi.MakeRequestWithResponse[T,TResponse] (System.String requestUrl, System.Net.Http.HttpMethod method, System.Collections.Generic.Dictionary`2[TKey,TValue] queryParams, System.Boolean forceRefresh, T body, System.String contentType, System.Byte[] contentMD5, System.Int32 contentLength, System.Int32 timeout, System.Action`1[T] onProgress, System.Threading.CancellationToken cancellationToken) (at ./Packages/com.vrchat.base/Editor/VRCSDK/Dependencies/VRChat/API/VRCApi.cs:288)
VRC.SDKBase.Editor.Api.VRCApi.MakeRequest[T,TResponse] (System.String requestUrl, System.Net.Http.HttpMethod method, System.Collections.Generic.Dictionary`2[TKey,TValue] queryParams, System.Boolean forceRefresh, T body, System.String contentType, System.Byte[] contentMD5, System.Int32 contentLength, System.Int32 timeout, System.Action`1[T] onProgress, System.Threading.CancellationToken cancellationToken) (at ./Packages/com.vrchat.base/Editor/VRCSDK/Dependencies/VRChat/API/VRCApi.cs:340)
VRC.SDKBase.Editor.Api.VRCApi.Post[T,TResponse] (System.String requestUrl, T body, System.Collections.Generic.Dictionary`2[TKey,TValue] queryParams, System.Boolean forceRefresh, System.Threading.CancellationToken cancellationToken) (at ./Packages/com.vrchat.base/Editor/VRCSDK/Dependencies/VRChat/API/VRCApi.cs:385)
VRC.SDKBase.Editor.Api.VRCApi.CreateNewAvatar (System.String id, VRC.SDKBase.Editor.Api.VRCAvatar data, System.String pathToBundle, System.String pathToImage, System.Action`2[T1,T2] onProgress, System.Threading.CancellationToken cancellationToken) (at ./Packages/com.vrchat.base/Editor/VRCSDK/Dependencies/VRChat/API/VRCApi.cs:694)
VRC.SDK3A.Editor.VRCSdkControlPanelAvatarBuilder.BuildAndUpload (UnityEngine.GameObject target, VRC.SDKBase.Editor.Api.VRCAvatar avatar, System.String thumbnailPath, System.Threading.CancellationToken cancellationToken) (at ./Packages/com.vrchat.avatars/Editor/VRCSDK/SDK3A/VRCSdkControlPanelAvatarBuilder.cs:2321)
Rethrow as UploadException: Application error
VRC.SDK3A.Editor.VRCSdkControlPanelAvatarBuilder.BuildAndUpload (UnityEngine.GameObject target, VRC.SDKBase.Editor.Api.VRCAvatar avatar, System.String thumbnailPath, System.Threading.CancellationToken cancellationToken) (at ./Packages/com.vrchat.avatars/Editor/VRCSDK/SDK3A/VRCSdkControlPanelAvatarBuilder.cs:2358)
VRC.SDK3A.Editor.VRCSdkControlPanelAvatarBuilder+<>c__DisplayClass104_0.<CreateBuildGUI>b__4 () (at ./Packages/com.vrchat.avatars/Editor/VRCSDK/SDK3A/VRCSdkControlPanelAvatarBuilder.cs:1817)
System.Runtime.CompilerServices.AsyncMethodBuilderCore+<>c.<ThrowAsync>b__7_0 (System.Object state) (at <27124aa0e30a41659b903b822b959bc7>:0)
UnityEngine.UnitySynchronizationContext+WorkRequest.Invoke () (at <cb81df0c49c643b1a04d9fc6ccca2433>:0)
UnityEngine.UnitySynchronizationContext.Exec () (at <cb81df0c49c643b1a04d9fc6ccca2433>:0)
UnityEngine.UnitySynchronizationContext.ExecuteTasks () (at <cb81df0c49c643b1a04d9fc6ccca2433>:0)
and
[Always] Application error
UnityEngine.Debug:LogError (object,UnityEngine.Object)
VRC.Core.Logger:LogError (string,VRC.Core.DebugLevel,UnityEngine.Object)
VRC.SDK3A.Editor.VRCSdkControlPanelAvatarBuilder/<UploadError>d__115:MoveNext () (at ./Packages/com.vrchat.avatars/Editor/VRCSDK/SDK3A/VRCSdkControlPanelAvatarBuilder.cs:2186)
System.Runtime.CompilerServices.AsyncVoidMethodBuilder:Start<VRC.SDK3A.Editor.VRCSdkControlPanelAvatarBuilder/<UploadError>d__115> (VRC.SDK3A.Editor.VRCSdkControlPanelAvatarBuilder/<UploadError>d__115&)
VRC.SDK3A.Editor.VRCSdkControlPanelAvatarBuilder:UploadError (object,string)
VRC.SDK3A.Editor.VRCSdkControlPanelAvatarBuilder/<HandleUploadError>d__165:MoveNext () (at ./Packages/com.vrchat.avatars/Editor/VRCSDK/SDK3A/VRCSdkControlPanelAvatarBuilder.cs:2381)
System.Runtime.CompilerServices.AsyncTaskMethodBuilder`1<System.Exception>:Start<VRC.SDK3A.Editor.VRCSdkControlPanelAvatarBuilder/<HandleUploadError>d__165> (VRC.SDK3A.Editor.VRCSdkControlPanelAvatarBuilder/<HandleUploadError>d__165&)
VRC.SDK3A.Editor.VRCSdkControlPanelAvatarBuilder:HandleUploadError (System.Exception)
VRC.SDK3A.Editor.VRCSdkControlPanelAvatarBuilder/<BuildAndUpload>d__163:MoveNext () (at ./Packages/com.vrchat.avatars/Editor/VRCSDK/SDK3A/VRCSdkControlPanelAvatarBuilder.cs:2358)
System.Runtime.CompilerServices.AsyncTaskMethodBuilder`1<VRC.SDKBase.Editor.Api.VRCAvatar>:SetException (System.Exception)
VRC.SDKBase.Editor.Api.VRCApi/<CreateNewAvatar>d__35:MoveNext () (at ./Packages/com.vrchat.base/Editor/VRCSDK/Dependencies/VRChat/API/VRCApi.cs:705)
System.Runtime.CompilerServices.AsyncTaskMethodBuilder`1<VRC.SDKBase.Editor.Api.VRCAvatar>:SetException (System.Exception)
VRC.SDKBase.Editor.Api.VRCApi/<Post>d__18`2<System.Collections.Generic.Dictionary`2<string, object>, VRC.SDKBase.Editor.Api.VRCAvatar>:MoveNext () (at ./Packages/com.vrchat.base/Editor/VRCSDK/Dependencies/VRChat/API/VRCApi.cs:385)
System.Runtime.CompilerServices.AsyncTaskMethodBuilder`1<VRC.SDKBase.Editor.Api.VRCAvatar>:SetException (System.Exception)
VRC.SDKBase.Editor.Api.VRCApi/<MakeRequest>d__16`2<System.Collections.Generic.Dictionary`2<string, object>, VRC.SDKBase.Editor.Api.VRCAvatar>:MoveNext () (at ./Packages/com.vrchat.base/Editor/VRCSDK/Dependencies/VRChat/API/VRCApi.cs:341)
System.Runtime.CompilerServices.AsyncTaskMethodBuilder`1<System.ValueTuple`2<VRC.SDKBase.Editor.Api.VRCAvatar, System.Net.Http.HttpResponseMessage>>:SetException (System.Exception)
VRC.SDKBase.Editor.Api.VRCApi/<MakeRequestWithResponse>d__15`2<System.Collections.Generic.Dictionary`2<string, object>, VRC.SDKBase.Editor.Api.VRCAvatar>:MoveNext () (at ./Packages/com.vrchat.base/Editor/VRCSDK/Dependencies/VRChat/API/VRCApi.cs:332)
UnityEngine.UnitySynchronizationContext:ExecuteTasks ()
