PDB related errors may be encountered during IncrediBuild builds under Visual Studio 2005 - Visual Studio 2010.
"Error C2471: cannot update program database"
"Failed to handle synchronization request: "*\vc100.pdb"
"File not found: *\*.pdb"
"PDB Management Error- Failed to connect to RPC server"
On the Initiator machine, please locate the registry string value named PdbForwardingMode under HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Xoreax\IncrediBuild\Builder and set its value to 0.
After this setting, please perform full solution clean and rebuild the solution.
In case the problem is not solved - contact IncrediBuild support.