Passthrough statement inconsistent with current passthrough

Item Value
SQLCODE -287
Constant SQLE_PASSTHROUGH_INCONSISTENT
SQLSTATE 5RW08
Sybase error code 13649
ODBC 2 State S0002
ODBC 3 State 42S02

Probable cause 

Passthrough is additive, in that subsequent passthrough statements add to the list of users receiving passthrough. The passthrough statements must all be PASSTHROUGH ONLY or none should be PASSTHROUGH ONLY.