Solution or Workaround
The error "-567 Cannot write sorted rows" occurs in sde.errolog.
The error "Cannot write sorted rows" occurs when Informix runs out of shared memory.
The size of Informix's shared memory must be reconfigured. Chapter 12 of the 'Administrator's Guide to Informix Dynamic Server' discusses methods for doing this. This document can be found at:
Please see page 12-9 for information on error -567. The adjustments recommended in that document should resolve this problem.