-516 THE DESCRIBE STATEMENT DOES NOT SPECIFY A PREPARED STATEMENT

Explanation
 An attempt was made to execute a DESCRIBE statement
that did not refer to a statement that had been successfully prepared
at the current server.

System action
 The statement cannot be processed.

Programmer response
 Verify that the statement name specified
in the DESCRIBE statement is a statement that has been prepared at
the current server.

SQLSTATE
 26501