Hello Aishwarya Gorane,
You can refer this blog on resolving commit conflict: https://www.mendix.com/blog/resolving-commit-conflicts/
Hope my answer helps.
Hello Aishwarya,
Take an update from the Team server and try committing, if the same error occurs use SVN to resolve your Conflicts.
Refer these links for more Information :
https://forum.mendix.com/link/space/deployment/questions/92516
https://forum.mendix.com/link/space/other/questions/99603
https://forum.mendix.com/link/space/studio-pro/questions/102700