nim js error

/etc/nim.cfg(53, 3) Hint: added path: '/home/iisjmii/.babel/pkgs/' [Path]
/etc/nim.cfg(54, 3) Hint: added path: '/home/iisjmii/.nimble/pkgs/' [Path]
Hint: used config file '/etc/nim.cfg' [Conf]
Hint: system [Processing]
Hint: test [Processing]
Hint: operation successful (4362 lines compiled; 0.194 sec total; 3.358MB; Debug Build) [SuccessX]
/usr/bin/node /home/iisjmii/zooi/nimcache/test.js
/home/iisjmii/zooi/nimcache/test.js:309
rawEcho(HEX5BHEX5D_11253(cstrToNimstr("Hello world!"), HEX2EHEX2E_14015(0, i_1
                                                       ^
ReferenceError: HEX2EHEX2E_14015 is not defined
    at Object.<anonymous> (/home/iisjmii/zooi/nimcache/test.js:309:56)
    at Module._compile (module.js:460:26)
    at Object.Module._extensions..js (module.js:478:10)
    at Module.load (module.js:355:32)
    at Function.Module._load (module.js:310:12)
    at Function.Module.runMain (module.js:501:10)
    at startup (node.js:129:16)
    at node.js:814:3
Error: execution of an external program failed