Could not start compilationWin32Exception: ApplicationName=‘“C:/Program Files (x86)/Unity/Editor/Data/Mono\bin\mono.exe”’, CommandLine=‘“C:/Program Files (x86)/Unity/Editor/Data/Mono\lib/mono/unity\smcs.exe” @Temp/UnityTempFile-3719aba143e62c6479d238c20c59156d’, CurrentDirectory=‘C:/Users/Ted/Documents/New Unity Project/Assets/…’
System.Diagnostics.Process.Start_noshell (System.Diagnostics.ProcessStartInfo startInfo, System.Diagnostics.Process process)
System.Diagnostics.Process.Start_common (System.Diagnostics.ProcessStartInfo startInfo, System.Diagnostics.Process process)
System.Diagnostics.Process.Start ()
(wrapper remoting-invoke-with-check) System.Diagnostics.Process:Start ()
UnityEditor.Utils.Program.Start () (at C:/BuildAgent/work/d63dfc6385190b60/Editor/Mono/Utils/Program.cs:33)
UnityEditor.Scripting.Compilers.MonoScriptCompilerBase.StartCompiler (BuildTarget target, System.String compiler, System.Collections.Generic.List1 arguments, Boolean setMonoEnvironmentVariables) (at C:/BuildAgent/work/d63dfc6385190b60/Editor/Mono/Scripting/Compilers/MonoScriptCompilerBase.cs:32) UnityEditor.Scripting.Compilers.MonoScriptCompilerBase.StartCompiler (BuildTarget target, System.String compiler, System.Collections.Generic.List1 arguments) (at C:/BuildAgent/work/d63dfc6385190b60/Editor/Mono/Scripting/Compilers/MonoScriptCompilerBase.cs:20)
UnityEditor.Scripting.Compilers.MonoCSharpCompiler.StartCompiler () (at C:/BuildAgent/work/d63dfc6385190b60/Editor/Mono/Scripting/Compilers/MonoCSharpCompiler.cs:48)
UnityEditor.Scripting.Compilers.ScriptCompilerBase.BeginCompiling () (at C:/BuildAgent/work/d63dfc6385190b60/Editor/Mono/Scripting/Compilers/ScriptCompile
BACKUP YOUR PROJECT/ETC.
First try re-importing your assets and doing a build.
If that doesn’t work, try uninstalling and reinstalling.