[Here](https://github.com/aichaos/rivescript-java/blob/04abeca7fffeaf0783e6aa9c2fe84c34829e5a67/rivescript-core/src/main/java/com/rivescript/RiveScript.java#L2362), there is an obvious bug, it should be if != and not == else there will be a NPE on the next line
Here, there is an obvious bug, it should be if != and not == else there will be a NPE on the next line