Types Errors

This was the first one: 

TSError: ⨯ Unable to compile TypeScript
src/modules/index.ts (33,17): Argument of type 'Bluebird<void | Db>' is not assignable to parameter of type 'Bluebird<Db>'.
  Type 'void | Db' is not assignable to type 'Db'.
    Type 'void' is not assignable to type 'Db'. (2345)
    at getOutput (/home/jbriones/raincatcher/raincatcher-angularjs/core/node_modules/ts-node/src/index.ts:307:15)
    at /home/jbriones/raincatcher/raincatcher-angularjs/core/node_modules/ts-node/src/index.ts:336:16
    at Object.compile (/home/jbriones/raincatcher/raincatcher-angularjs/core/node_modules/ts-node/src/index.ts:498:11)
    at Module.m._compile (/home/jbriones/raincatcher/raincatcher-angularjs/core/node_modules/ts-node/src/index.ts:392:43)
    at Module._extensions..js (module.js:579:10)
    at Object.require.extensions.(anonymous function) [as .ts] (/home/jbriones/raincatcher/raincatcher-angularjs/core/node_modules/ts-node/src/index.ts:395:12)
    at Module.load (module.js:487:32)
    at tryModuleLoad (module.js:446:12)
    at Function.Module._load (module.js:438:3)
    at Module.require (module.js:497:17)


These are the rest:
TSError: ⨯ Unable to compile TypeScript
../../cloud/wfm-rest-api/src/impl/ApiController.ts (163,37): Argument of type '(req: Request<any, any, any, any>) => Bluebird<PageResponse<T>>' is not assignable to parameter of type '(this: this, req: Request<any, any, any, any>) => Bluebird<T | T[] | undefined>'.
  Type 'Bluebird<PageResponse<T>>' is not assignable to type 'Bluebird<T | T[] | undefined>'.
    Type 'PageResponse<T>' is not assignable to type 'T | T[] | undefined'.
      Type 'PageResponse<T>' is not assignable to type 'T[]'.
        Property 'length' is missing in type 'PageResponse<T>'. (2345)
../../cloud/wfm-rest-api/src/impl/ApiController.ts (164,38): Argument of type '(req: Request<any, any, any, any>) => Bluebird<T | null>' is not assignable to parameter of type '(this: this, req: Request<any, any, any, any>) => Bluebird<T | T[] | undefined>'.
  Type 'Bluebird<T | null>' is not assignable to type 'Bluebird<T | T[] | undefined>'.
    Type 'T | null' is not assignable to type 'T | T[] | undefined'.
      Type 'null' is not assignable to type 'T | T[] | undefined'. (2345)
../../cloud/wfm-rest-api/src/impl/ApiController.ts (166,37): Argument of type '(req: Request<any, any, any, any>) => Bluebird<PageResponse<T>>' is not assignable to parameter of type '(this: this, req: Request<any, any, any, any>) => Bluebird<T | T[] | undefined>'.
  Type 'Bluebird<PageResponse<T>>' is not assignable to type 'Bluebird<T | T[] | undefined>'. (2345)
../../cloud/wfm-rest-api/src/impl/ApiController.ts (168,37): Argument of type '(req: Request<any, any, any, any>) => Bluebird<T | null>' is not assignable to parameter of type '(this: this, req: Request<any, any, any, any>) => Bluebird<T | T[] | undefined>'.
  Type 'Bluebird<T | null>' is not assignable to type 'Bluebird<T | T[] | undefined>'. (2345)
../../cloud/wfm-rest-api/src/impl/ApiController.ts (170,37): Argument of type '(req: Request<any, any, any, any>) => Bluebird<T | null>' is not assignable to parameter of type '(this: this, req: Request<any, any, any, any>) => Bluebird<T | T[] | undefined>'.
  Type 'Bluebird<T | null>' is not assignable to type 'Bluebird<T | T[] | undefined>'. (2345)
    at getOutput (/home/jbriones/raincatcher/raincatcher-angularjs/core/node_modules/ts-node/src/index.ts:307:15)
    at /home/jbriones/raincatcher/raincatcher-angularjs/core/node_modules/ts-node/src/index.ts:336:16
    at Object.compile (/home/jbriones/raincatcher/raincatcher-angularjs/core/node_modules/ts-node/src/index.ts:498:11)
    at Module.m._compile (/home/jbriones/raincatcher/raincatcher-angularjs/core/node_modules/ts-node/src/index.ts:392:43)
    at Module._extensions..js (module.js:579:10)
    at Object.require.extensions.(anonymous function) [as .ts] (/home/jbriones/raincatcher/raincatcher-angularjs/core/node_modules/ts-node/src/index.ts:395:12)
    at Module.load (module.js:487:32)
    at tryModuleLoad (module.js:446:12)
    at Function.Module._load (module.js:438:3)
    at Module.require (module.js:497:17)
    at require (internal/module.js:20:19)
    at Object.<anonymous> (/home/jbriones/raincatcher/raincatcher-angularjs/core/cloud/wfm-rest-api/src/WfmRestApi.ts:9:1)
    at Module._compile (module.js:570:32)
    at Module.m._compile (/home/jbriones/raincatcher/raincatcher-angularjs/core/node_modules/ts-node/src/index.ts:392:23)
    at Module._extensions..js (module.js:579:10)
    at Object.require.extensions.(anonymous function) [as .ts] (/home/jbriones/raincatcher/raincatcher-angularjs/core/node_modules/ts-node/src/index.ts:395:12)
    at Module.load (module.js:487:32)
    at tryModuleLoad (module.js:446:12)
    at Function.Module._load (module.js:438:3)
    at Module.require (module.js:497:17)
    at require (internal/module.js:20:19)
    at Object.<anonymous> (/home/jbriones/raincatcher/raincatcher-angularjs/core/cloud/wfm-rest-api/src/index.ts:2:1)