I get the following error in the sandbox when I kill an npc creature by X'ing them out, I get the yes box, I click yes to add exp, and then this error happens EVERYTIME: For reference, the error message generated was:  TypeError: Cannot read property 'active' of null TypeError: Cannot read property 'active' of null at apiscript.js:29670:34 at Array.forEach (<anonymous>) at getExperienceSharers (apiscript.js:29669:64) at sendMenu (apiscript.js:29833:93) at handleInput (apiscript.js:29577:25) at eval (eval at <anonymous> (/home/node/d20-api-server/api.js:168:1), <anonymous>:65:16) at Object.publish (eval at <anonymous> (/home/node/d20-api-server/api.js:168:1), <anonymous>:70:8) at /home/node/d20-api-server/api.js:1736:12 at /home/node/d20-api-server/node_modules/firebase/lib/firebase-node.js:93:560 at hc (/home/node/d20-api-server/node_modules/firebase/lib/firebase-node.js:39:147)