WebGL Build Failing Linux

I am making a pretty standard game and can't export it to WebGL. I can't find anybody else online with a similar problem. Here's the error;

 Win32Exception: ApplicationName='python', CommandLine='-E "/home/sha0069/Unity/2020.1.2f1/Editor/Data/PlaybackEngines/WebGLSupport/BuildTools/Emscripten/emcc" @"/home/sha0069/Jam/Assets/../Temp/emcc_arguments.resp"', CurrentDirectory='/home/sha0069/Jam/Temp/StagingArea/Data', Native error= mono-io-layer-error (2)
 System.Diagnostics.Process.StartWithCreateProcess (System.Diagnostics.ProcessStartInfo startInfo) (at <525dc68fbe6640f483d9939a51075a29>:0)
 System.Diagnostics.Process.Start () (at <525dc68fbe6640f483d9939a51075a29>:0)
 (wrapper remoting-invoke-with-check) System.Diagnostics.Process.Start()
 System.Diagnostics.Process.Start (System.Diagnostics.ProcessStartInfo startInfo) (at <525dc68fbe6640f483d9939a51075a29>:0)
 UnityEditor.WebGL.ProgramUtils.StartProgramChecked (System.Diagnostics.ProcessStartInfo p) (at /Users/builduser/buildslave/unity/build/PlatformDependent/WebGL/Extensions/Unity.WebGL.extensions/ProgramUtils.cs:34)
 UnityEditor.WebGL.WebGlBuildPostprocessor.EmscriptenLink (UnityEditor.Modules.BuildPostProcessArgs args, System.Boolean wasmBuild, System.String sourceFiles, System.String sourceFilesHash) (at /Users/builduser/buildslave/unity/build/PlatformDependent/WebGL/Extensions/Unity.WebGL.extensions/BuildPostprocessor.cs:431)
 UnityEditor.WebGL.WebGlBuildPostprocessor.LinkBuild (UnityEditor.Modules.BuildPostProcessArgs args) (at /Users/builduser/buildslave/unity/build/PlatformDependent/WebGL/Extensions/Unity.WebGL.extensions/BuildPostprocessor.cs:473)
 UnityEditor.WebGL.WebGlBuildPostprocessor.PostProcess (UnityEditor.Modules.BuildPostProcessArgs args) (at /Users/builduser/buildslave/unity/build/PlatformDependent/WebGL/Extensions/Unity.WebGL.extensions/BuildPostprocessor.cs:912)
 UnityEditor.Modules.DefaultBuildPostprocessor.PostProcess (UnityEditor.Modules.BuildPostProcessArgs args, UnityEditor.BuildProperties& outProperties) (at /home/bokken/buildslave/unity/build/Editor/Mono/Modules/DefaultBuildPostprocessor.cs:27)
 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 /home/bokken/buildslave/unity/build/Editor/Mono/BuildPipeline/PostprocessBuildPlayer.cs:324)
 UnityEditor.BuildPlayerWindow:BuildPlayerAndRun() (at /home/bokken/buildslave/unity/build/Editor/Mono/BuildPlayerWindow.cs:124)

Any help is appreciated :)