Using the option Services->Generate XCode Project fails to update the XCode solutuion. This prevents source files added to the project from the directory to show up in the editor.
Regression:
No - the same error appears for a 4.11.2 project following the repro steps provided.
Result:
Process fails with error shown in Callstack field
Expected:
Process completes and updates the XCode file
MSBUILD: error MSBUILD0000: Project file '../../../Source/Programs/UnrealBuildTool/UnrealBuildTool.csproj' not found. Discovering modules, targets and source code for project...
Head over to the existing Questions & Answers thread and let us know what's up.