External environment could not be started, '%1' could not be found

Error constant SQLE_EXTENV_NOT_STARTED
ODBC 2 state ERROR
ODBC 3 state ERROR
Parameter 1 The component (executable or file) that could not be found and is needed to run the VM.
Severity 16
SQLCODE -675
SQLSTATE WP006
Sybase error code 13747
 Probable cause