Invalid host variable

Error constant SQLE_VARIABLE_INVALID
ODBC 2 State 37000
ODBC 3 State 42000
Severity 17
SQLCODE –155
SQLSTATE 42W07
Sybase error code 7201
Probable cause

You supplied an invalid host variable to the database using the C language interface. You may have supplied the variable as a host variable or through a SQLDA.