fix(timeseries-map-bug): prevents random racecondition bug from error…

…ing cells (#18632)

CHANGELOG.md

@@ -12,12 +12,14 @@
 1. [18573](https://github.com/influxdata/influxdb/pull/18573): Extend influx stacks cmd with new influx stacks update cmd
 1. [18595](https://github.com/influxdata/influxdb/pull/18595): Add ability to skip resources in a template by kind or by metadata.name
 1. [18600](https://github.com/influxdata/influxdb/pull/18600): Extend influx apply with resource filter capabilities
-1. [18601](https://github.com/influxdata/influxdb/pull/18601): Provide active config  running influx config without args
+1. [18601](https://github.com/influxdata/influxdb/pull/18601): Provide active config running influx config without args
 1. [18606](https://github.com/influxdata/influxdb/pull/18606): Enable influxd binary to look for a config file on startup
 
 ### Bug Fixes
+
 1. [18602](https://github.com/influxdata/influxdb/pull/18602): Fix uint overflow during setup on 32bit systems
 1. [18623](https://github.com/influxdata/influxdb/pull/18623): Drop support for --local flag within influx CLI
+1. [18632](https://github.com/influxdata/influxdb/pull/18632): Prevents undefined queries in cells from erroring out in dashboards
 
 ## v2.0.0-beta.12 [2020-06-12]
 

ui/src/shared/components/TimeSeries.tsx

@@ -325,7 +325,9 @@ const mstp = (state: AppState, props: OwnProps): StateProps => {
   // component appends it automatically. That should be fixed
   // NOTE: limit the variables returned to those that are used,
   // as this prevents resending when other queries get sent
-  const queries = props.queries.map(q => q.text).filter(t => !!t.trim())
+  const queries = props.queries
+    ? props.queries.map(q => q.text).filter(t => !!t.trim())
+    : []
   const vars = getVariables(state).filter(v =>
     queries.some(t => isInQuery(t, v))
   )