unity打包WebGL没有成功，报错怎么回事？
IOException: Reading more than 2GB with this call is not supported
System.IO.File.ReadAllBytes (System.String path) (at <437ba245d8404784b9fbab9b439ac908>:0)
UnityEditor.WebGL.WebGlBuildPostprocessor.AssembleData (UnityEditor.Modules.BuildPostProcessArgs args, System.String outputPath) (at /Users/builduser/buildslave/unity/build/PlatformDependent/WebGL/Extensions/Unity.WebGL.extensions/BuildPostprocessor.cs:538)
UnityEditor.WebGL.WebGlBuildPostprocessor.AssembleOutput (UnityEditor.Modules.BuildPostProcessArgs args) (at /Users/builduser/buildslave/unity/build/PlatformDependent/WebGL/Extensions/Unity.WebGL.extensions/BuildPostprocessor.cs:632)
UnityEditor.WebGL.WebGlBuildPostprocessor.PostProcess (UnityEditor.Modules.BuildPostProcessArgs args) (at /Users/builduser/buildslave/unity/build/PlatformDependent/WebGL/Extensions/Unity.WebGL.extensions/BuildPostprocessor.cs:933)
UnityEditor.Modules.DefaultBuildPostprocessor.PostProcess (UnityEditor.Modules.BuildPostProcessArgs args, UnityEditor.BuildProperties& outProperties) (at <3e481e8f36eb4d4c8d94b9ba6b2be438>:0)
UnityEditor.PostprocessBuildPlayer.Postprocess (UnityEditor.BuildTargetGroup targetGroup, UnityEditor.BuildTarget target, System.String installPath, System.String companyName, System.String productName, System.Int32 width, System.Int32 height, UnityEditor.BuildOptions options, UnityEditor.RuntimeClassRegistry usedClassRegistry, UnityEditor.Build.Reporting.BuildReport report) (at <3e481e8f36eb4d4c8d94b9ba6b2be438>:0)
UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr)
