cant open Graphic Dashboard, Error in Description

[Plongi99]

Attaching package: ‘dplyr’

The following objects are masked from ‘package:stats’:

filter, lag

The following objects are masked from ‘package:base’:

intersect, setdiff, setequal, union

Attaching package: ‘timevis’

The following object is masked from ‘package:shiny’:

runExample

Attaching package: ‘lubridate’

The following objects are masked from ‘package:base’:

date, intersect, setdiff, union

Attaching package: ‘shinyalert’

The following object is masked from ‘package:timevis’:

runExample

The following object is masked from ‘package:shiny’:

runExample

Attaching package: ‘shinyBS’

The following object is masked from ‘package:shinyalert’:

closeAlert

Attaching package: ‘data.table’

The following objects are masked from ‘package:lubridate’:

hour, isoweek, mday, minute, month, quarter, second, wday, week,
yday, year

The following objects are masked from ‘package:dplyr’:

between, first, last

Connecting to CoronaNet PostgreSQL Server
Error in value[3L] :
Calls: local ... tryCatch -> tryCatchList -> tryCatchOne ->
Execution halted