[arch-general] Building in clean chroot

I keep getting these errors when building packages from extra Is there a way to "turn off" this or do I have to manually do this every time it rears its ugly head? Proceed with installation? [Y/n] checking package integrity... checking for file conflicts... error: failed to commit transaction (conflicting files) error: could not prepare transaction /usr/share/info/dir exists in both 'libksba' and 'libassuan' libksba: /usr/share/info/dir exists in filesystem libassuan: /usr/share/info/dir exists in filesystem Errors occurred, no packages were upgraded. Thanks