Timer error

Error: Uncaught (in promise): Error: Template parse errors:
Can’t bind to ‘timeInSeconds’ since it isn’t a known property of ‘timer’. (“

Countdown Timer


<timer #countdownTimer [ERROR ->][timeInSeconds]=“2700”>
<timer-progress #countdownTimerProgress [timeInSeconds]=“2700”></”): ng:///AppModule/SendManualPage.html@20:27
’timer’ is not a known element:
  1. If ‘timer’ is an Angular component, then verify that it is part of this module.
  2. To allow any element add ‘NO_ERRORS_SCHEMA’ to the ‘@NgModule.schemas’ of this component. ("

    Countdown Timer

    [ERROR ->] <timer-progress #countdownTimerProgress [t"): ng:///AppModule/SendManualPage.html@20:4

Can’t bind to ‘timeInSeconds’ since it isn’t a known property of ‘timer-progress’.

  1. If ‘timer-progress’ is an Angular component and it has ‘timeInSeconds’ input, then verify that it is part of this module.
  2. If ‘timer-progress’ is a Web Component then add ‘CUSTOM_ELEMENTS_SCHEMA’ to the ‘@NgModule.schemas’ of this component to suppress this message.
  3. To allow any property add ‘NO_ERRORS_SCHEMA’ to the ‘@NgModule.schemas’ of this component. (" <timer #countdownTimer [timeInSeconds]=“2700”>
    <timer-progress #countdownTimerProgress [ERROR ->][timeInSeconds]=“2700”>

Hello, developer_med
i want to implement countdown in ionic 3/4, so if you have any idea then tell me please.