Long Path Tool fixes path too long error allowing to delete or copy long path files or files locked by other applications. Long Path Tool can fix: Path too long. Error cannot delete file: cannot read from source file or disk. Cannot delete file: Access is denied. There has been a sharing violation. Cannot delete file or folder The file name you specified is not valid or too long. Specify a different file name. The source or destination file may be in use. The file is in use by another program or user. Error Deleting File or Folder. Make sure the disk is not full or write-protected and that the file is not currently in use. Path too deep.