error: unable to create symlink, fatal: Could not reset index file to revision 'HEAD'

Question

I am trying to hard reset with git reset origin/dev --hard,

...
error: unable to create symlink Codes/Pods/Headers/Public/libPhoneNumber-iOS/NBPhoneNumberDefines.h: No such file or directory
error: unable to create symlink Codes/Pods/Headers/Public/libPhoneNumber-iOS/NBPhoneNumberDesc.h: No such file or directory
error: unable to create symlink Codes/Pods/Headers/Public/libPhoneNumber-iOS/NBPhoneNumberUtil.h: No such file or directory
error: unable to create symlink Codes/Pods/Headers/Public/libPhoneNumber-iOS/NBRegExMatcher.h: No such file or directory
error: unable to create symlink Codes/Pods/Headers/Public/libPhoneNumber-iOS/NBRegularExpressionCache.h: No such file or directory
error: unable to create symlink Codes/Pods/Headers/Public/libPhoneNumber-iOS/NSArray+NBAdditions.h: No such file or directory
fatal: Could not reset index file to revision 'origin/dev'.

Then I saw some unstaged files and I am getting below error when I try to run git stash after git add .,

...
error: unable to create symlink Codes/Pods/Headers/Public/libPhoneNumber-iOS/NBPhoneNumberDefines.h: No such file or directory
error: unable to create symlink Codes/Pods/Headers/Public/libPhoneNumber-iOS/NBPhoneNumberDesc.h: No such file or directory
error: unable to create symlink Codes/Pods/Headers/Public/libPhoneNumber-iOS/NBPhoneNumberUtil.h: No such file or directory
error: unable to create symlink Codes/Pods/Headers/Public/libPhoneNumber-iOS/NBRegExMatcher.h: No such file or directory
error: unable to create symlink Codes/Pods/Headers/Public/libPhoneNumber-iOS/NBRegularExpressionCache.h: No such file or directory
error: unable to create symlink Codes/Pods/Headers/Public/libPhoneNumber-iOS/NSArray+NBAdditions.h: No such file or directory
fatal: Could not reset index file to revision 'HEAD'.

What can be the cause and how to resolve it?

Answer 1

The issue was resolved by below command,

git config --global core.symlinks false