Compiling the DayZ Project (Game version: 1.01.150505) with the Workbench Script-Editor (F7) displays 2 Errors in the Error-Log related to the file cargogrid.c:
Unkown type 'GridContainer' - scripts/5_Mission/gui/inventorynew/cargogrid.c - line 7 Wrong number of template parameters - scripts/5_Mission/gui/inventorynew/cargogrid.c - line 7
For any reason i am unable to find the Class GridContainer also.