Xcode Error Fix: Command Phasescriptexecution

I am encountering a specific error code in Xcode, which is 'command phasescriptexecution failed with a nonzero exit'. This error is happening during 'Compile sources' phase of the build process. The issue might be due to the recent addition of new libraries.

Key requirements:
- Diagnose and resolve the 'command phasescriptexecution' error in Xcode during 'Compile sources' phase
- Investigation and identification of the root cause, particularly in relation to the new libraries added
- Implement the necessary fixes and ensure that the project is successfully built without this error

Ideal skills and experience:
- Proficient with Xcode and its build processes
- Strong troubleshooting and debugging capabilities
- Previous experience with command phasescriptexecution errors
- Familiarity with library integration in Xcode
- Efficient problem-solving skills