Attachment: Numerous warnings when Title has not been entered yet for the node

Numerous warnings when trying to attach a file to a node and Title has not been set yet for the node.

* warning: fopen(private/filemanager.lck) [function.fopen]: failed to open stream: No such file or directory in C:\bin\portable_xampp\htdocs\bare-drupal-5.7\sites\all\modules\contrib\filemanager\filemanager.module on line 857.
* warning: flock() expects parameter 1 to be resource, boolean given in C:\bin\portable_xampp\htdocs\bare-drupal-5.7\sites\all\modules\contrib\filemanager\filemanager.module on line 858.
* warning: mkdir() [function.mkdir]: No such file or directory in C:\bin\portable_xampp\htdocs\bare-drupal-5.7\sites\all\modules\contrib\filemanager\filemanager.module on line 836.
* warning: mkdir() [function.mkdir]: No such file or directory in C:\bin\portable_xampp\htdocs\bare-drupal-5.7\sites\all\modules\contrib\filemanager\filemanager.module on line 836.
* The selected file C:\bin\portable_xampp\tmp\tmp19.tmp could not be uploaded, because the destination files/working/0/Ch-Whistler.txt is not properly configured.
* warning: flock() expects parameter 1 to be resource, boolean given in C:\bin\portable_xampp\htdocs\bare-drupal-5.7\sites\all\modules\contrib\filemanager\filemanager.module on line 863.
* warning: fclose(): supplied argument is not a valid stream resource in C:\bin\portable_xampp\htdocs\bare-drupal-5.7\sites\all\modules\contrib\filemanager\filemanager.module on line 864.
* Error saving upload to filestore.
* Title field is required.