Cannot find type definition file for ‘zen-observable'

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I'm working with Ionic 3, I just choose aws default template and I get an error:

> ionic start app0 aws // aws is a default starting app in Ionic3 
> cd app0
> ionic serve

When I serve :

Error:

[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/Providers/MqttOverWSProvider.d.ts, line: 2 
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] L1: import Client from 'paho-mqtt';
[app-scripts] L2: import * as Observable from 'zen-observable';
[app-scripts] L3: import AbstractPubSubProvider from './PubSubProvider';
[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/Providers/PubSubProvider.d.ts, line: 1 
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] L1: import * as Observable from 'zen-observable';
[app-scripts] L2: import PubSubProvider, ProvidertOptions from '../types';
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/PubSub.d.ts, line: 1 
[app-scripts] L1: import '../Common/Polyfills'; 
[app-scripts] L2: import * as Observable from 'zen-observable';
[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/types/Provider.d.ts, line: 1 
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] L1: import * as Observable from 'zen-observable';
[app-scripts] L2: import ProvidertOptions from './PubSub';

Ionic Info:

Ionic:

ionic (Ionic CLI) : 4.3.1

System:

NodeJS : v8.9.4
npm : 6.4.1
OS : Linux 4.13

asked Nov 8 at 16:15

Karim Garali

226

add a comment |

up vote
0
down vote

favorite

I'm working with Ionic 3, I just choose aws default template and I get an error:

> ionic start app0 aws // aws is a default starting app in Ionic3 
> cd app0
> ionic serve

When I serve :

Error:

[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/Providers/MqttOverWSProvider.d.ts, line: 2 
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] L1: import Client from 'paho-mqtt';
[app-scripts] L2: import * as Observable from 'zen-observable';
[app-scripts] L3: import AbstractPubSubProvider from './PubSubProvider';
[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/Providers/PubSubProvider.d.ts, line: 1 
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] L1: import * as Observable from 'zen-observable';
[app-scripts] L2: import PubSubProvider, ProvidertOptions from '../types';
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/PubSub.d.ts, line: 1 
[app-scripts] L1: import '../Common/Polyfills'; 
[app-scripts] L2: import * as Observable from 'zen-observable';
[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/types/Provider.d.ts, line: 1 
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] L1: import * as Observable from 'zen-observable';
[app-scripts] L2: import ProvidertOptions from './PubSub';

Ionic Info:

Ionic:

ionic (Ionic CLI) : 4.3.1

System:

NodeJS : v8.9.4
npm : 6.4.1
OS : Linux 4.13

asked Nov 8 at 16:15

Karim Garali

226

add a comment |

up vote
0
down vote

favorite

I'm working with Ionic 3, I just choose aws default template and I get an error:

> ionic start app0 aws // aws is a default starting app in Ionic3 
> cd app0
> ionic serve

When I serve :

Error:

[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/Providers/MqttOverWSProvider.d.ts, line: 2 
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] L1: import Client from 'paho-mqtt';
[app-scripts] L2: import * as Observable from 'zen-observable';
[app-scripts] L3: import AbstractPubSubProvider from './PubSubProvider';
[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/Providers/PubSubProvider.d.ts, line: 1 
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] L1: import * as Observable from 'zen-observable';
[app-scripts] L2: import PubSubProvider, ProvidertOptions from '../types';
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/PubSub.d.ts, line: 1 
[app-scripts] L1: import '../Common/Polyfills'; 
[app-scripts] L2: import * as Observable from 'zen-observable';
[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/types/Provider.d.ts, line: 1 
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] L1: import * as Observable from 'zen-observable';
[app-scripts] L2: import ProvidertOptions from './PubSub';

Ionic Info:

Ionic:

ionic (Ionic CLI) : 4.3.1

System:

NodeJS : v8.9.4
npm : 6.4.1
OS : Linux 4.13

asked Nov 8 at 16:15

Karim Garali

226

I'm working with Ionic 3, I just choose aws default template and I get an error:

> ionic start app0 aws // aws is a default starting app in Ionic3 
> cd app0
> ionic serve

When I serve :

Error:

[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/Providers/MqttOverWSProvider.d.ts, line: 2 
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] L1: import Client from 'paho-mqtt';
[app-scripts] L2: import * as Observable from 'zen-observable';
[app-scripts] L3: import AbstractPubSubProvider from './PubSubProvider';
[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/Providers/PubSubProvider.d.ts, line: 1 
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] L1: import * as Observable from 'zen-observable';
[app-scripts] L2: import PubSubProvider, ProvidertOptions from '../types';
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/PubSub.d.ts, line: 1 
[app-scripts] L1: import '../Common/Polyfills'; 
[app-scripts] L2: import * as Observable from 'zen-observable';
[app-scripts] [16:44:12] typescript: node_modules/aws-amplify/lib/PubSub/types/Provider.d.ts, line: 1 
[app-scripts] Cannot find type definition file for 'zen-observable'. 
[app-scripts] L1: import * as Observable from 'zen-observable';
[app-scripts] L2: import ProvidertOptions from './PubSub';

Ionic Info:

Ionic:

ionic (Ionic CLI) : 4.3.1

System:

NodeJS : v8.9.4
npm : 6.4.1
OS : Linux 4.13

angular npm ionic3

asked Nov 8 at 16:15

Karim Garali

226

asked Nov 8 at 16:15

Karim Garali

226

asked Nov 8 at 16:15

Karim Garali

226

asked Nov 8 at 16:15

Karim Garali

226

asked Nov 8 at 16:15

Karim Garali

226

add a comment |

1 Answer
1

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oldest

votes

up vote
0
down vote

try this:

npm install –save-dev @types/zen-observable
npm install –save-dev @types/paho-mqtt

answered Nov 9 at 17:35

Richard Zhang

24514

add a comment |

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1 Answer
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active

oldest

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1 Answer
1

active

oldest

votes

up vote
0
down vote

try this:

npm install –save-dev @types/zen-observable
npm install –save-dev @types/paho-mqtt

answered Nov 9 at 17:35

Richard Zhang

24514

add a comment |

up vote
0
down vote

try this:

npm install –save-dev @types/zen-observable
npm install –save-dev @types/paho-mqtt

answered Nov 9 at 17:35

Richard Zhang

24514

add a comment |

up vote
0
down vote

try this:

npm install –save-dev @types/zen-observable
npm install –save-dev @types/paho-mqtt

answered Nov 9 at 17:35

Richard Zhang

24514

try this:

npm install –save-dev @types/zen-observable
npm install –save-dev @types/paho-mqtt

answered Nov 9 at 17:35

Richard Zhang

24514

answered Nov 9 at 17:35

Richard Zhang

24514

answered Nov 9 at 17:35

Richard Zhang

24514

answered Nov 9 at 17:35

Richard Zhang

24514

add a comment |

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