3.6.6 How Do I Fix a “Can’t find space...” Error?
There are a number of different variants of this message, but all essentially imply a similar situation. They all relate to there being no free space large enough to place a block of data or instructions. Due to memory paging, banking or other fragmentation, this message can be issued when seemingly there is enough memory remaining. See 10 Error and Warning Messages for more information on your particular error number.