get error on example run

[hitaciry]

TypeError: Cannot read property '1' of null
at tokenRequest.then (E:\node\test gis wrapper\node_modules\node-gis-wrapper\index.js:55:48)
at
at process._tickCallback (internal/process/next_tick.js:169:7)
(node:8000) UnhandledPromiseRejectionWarning: Unhandled promise rejection (rejection id: 1): TypeError: Cannot read property '1' of null
(node:8000) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will
terminate the Node.js process with a non-zero exit code.

[ferryS02]

i have same issue's :(