The most recent version of mdb angular pro is broken. When you clear node_modules and run npm install, then run ng build --prod, the build fails.

2019-01-24T14:06:24.0867087Z ERROR in node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(10,20): error TS1005: ';' expected. 2019-01-24T14:06:24.0867254Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(10,83): error TS1005: '(' expected. 2019-01-24T14:06:24.0867437Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(11,27): error TS1005: ',' expected. 2019-01-24T14:06:24.0868936Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(11,39): error TS1005: ';' expected. 2019-01-24T14:06:24.0869212Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(11,45): error TS1109: Expression expected. 2019-01-24T14:06:24.0869463Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(12,32): error TS1005: ',' expected. 2019-01-24T14:06:24.0869683Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(12,41): error TS1005: ';' expected. 2019-01-24T14:06:24.0869901Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(12,47): error TS1109: Expression expected. 2019-01-24T14:06:24.0870070Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(13,34): error TS1005: ',' expected. 2019-01-24T14:06:24.0870231Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(13,56): error TS1005: ',' expected. 2019-01-24T14:06:24.0870428Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(13,65): error TS1005: ';' expected. 2019-01-24T14:06:24.0870592Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(13,71): error TS1109: Expression expected. 2019-01-24T14:06:24.0870756Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(14,34): error TS1005: ',' expected. 2019-01-24T14:06:24.0870934Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(14,56): error TS1005: ',' expected. 2019-01-24T14:06:24.0871095Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(14,65): error TS1005: ';' expected. 2019-01-24T14:06:24.0871714Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(14,71): error TS1109: Expression expected. 2019-01-24T14:06:24.0871918Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(15,29): error TS1005: ',' expected. 2019-01-24T14:06:24.0872075Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(15,60): error TS1005: ';' expected. 2019-01-24T14:06:24.0872251Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(15,66): error TS1109: Expression expected. 2019-01-24T14:06:24.0872439Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(16,34): error TS1005: ',' expected. 2019-01-24T14:06:24.0872886Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(16,43): error TS1005: ';' expected. 2019-01-24T14:06:24.0873081Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(16,49): error TS1109: Expression expected. 2019-01-24T14:06:24.0873272Z node_modules/ng-uikit-pro-standard/ng-uikit-pro-standard/pro/scroll-spy/scroll-spy.service.d.ts(17,1): error TS1128: Declaration or statement expected.