the new PgDAC version 4.4.13 is available for download now.
In this version:
- Lazarus 1.2.6 is supported
 - Bug with the "Input\Output error(5)" error on Connect for non-Windows platforms is fixed
 - Bug with losing data after VirtualTable closing on SaveToStream is fixed
 - Bug with RestoreUpdates in CachedUpdates mode is fixed
 
http://www.devart.com/pgdac