Could not load the store DLL \"%1\

Error constant SQLE_STORE_NOT_LOADED
ODBC 2 State ERROR
ODBC 3 State ERROR
Parameter 1 Name of the store DLL that could not be loaded.
Severity 19
SQLCODE –646
SQLSTATE 08W34
Sybase error code 13699
Probable cause

An attempt to load the store DLL failed.