The File Replication Service has detected that the volume hosting the path %1 is low on disk space. Files may not replicate ...

The File Replication Service has detected that the volume hosting the path %1 is low on disk space. Files may not replicate until disk space is  made available on this volume.  
 
The available space on the volume can be found by typing "dir /a %1". 
 
For more information about managing space on a volume type "copy /?", "rename /?", "del /?", "rmdir /?", and "dir /?".