EXECUTE BLOCK
AS
BEGIN
    IF ((EXISTS(SELECT * FROM RDB$RELATIONS "R"
    WHERE ("R"."RDB$RELATION_NAME" = 'Table1'))) AND
    (EXISTS(SELECT * FROM RDB$PROCEDURES "P"
    WHERE ("P"."RDB$PROCEDURE_NAME" = 'sp_Table1'))) AND
    (EXISTS(SELECT * FROM RDB$PROCEDURES "P"
    WHERE ("P"."RDB$PROCEDURE_NAME" = 'sp_Table2')))) THEN
    BEGIN
        EXECUTE STATEMENT 'EXECUTE PROCEDURE "sp_Table2" 1';
    END
END
;

Error Message:
----------------------------------------
Invalid token.
Dynamic SQL Error.
SQL error code = - 104 .
Unexpected end of command - line  11 , column  68 .


[005418DF]