[YARN-8726] [UI2] YARN UI2 is not accessible when config.env file failed to load

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Fix Version/s: 3.2.0, 3.1.2
• Component/s: yarn-ui-v2
• Hadoop Flags: Reviewed
• Assignee: Akhil PB
• Reporter: Akhil PB
• Created: 29/Aug/18 06:35
• Updated: 18/Sep/18 07:26
• Resolved: 18/Sep/18 07:02

Description

It is observed that yarn UI2 is not accessible. When UI2 is inspected, it gives below error

index.html:1 Refused to execute script from 'http://ctr-e138-1518143905142-456429-01-000005.hwx.site:8088/ui2/config/configs.env' because its MIME type ('text/plain') is not executable, and strict MIME type checking is enabled.
yarn-ui.js:219 base url:
vendor.js:1978 ReferenceError: ENV is not defined
 at updateConfigs (yarn-ui.js:212)
 at Object.initialize (yarn-ui.js:218)
 at vendor.js:824
 at vendor.js:825
 at visit (vendor.js:3025)
 at Object.visit [as default] (vendor.js:3024)
 at DAG.topsort (vendor.js:750)
 at Class._runInitializer (vendor.js:825)
 at Class.runInitializers (vendor.js:824)
 at Class._bootSync (vendor.js:823)
onerrorDefault @ vendor.js:1978
trigger @ vendor.js:2967
(anonymous) @ vendor.js:3006
invoke @ vendor.js:626
flush @ vendor.js:629
flush @ vendor.js:619
end @ vendor.js:642
run @ vendor.js:648
join @ vendor.js:648
run.join @ vendor.js:1510
(anonymous) @ vendor.js:1512
fire @ vendor.js:230
fireWith @ vendor.js:235
ready @ vendor.js:242
completed @ vendor.js:242
vendor.js:823 Uncaught ReferenceError: ENV is not defined
 at updateConfigs (yarn-ui.js:212)
 at Object.initialize (yarn-ui.js:218)
 at vendor.js:824
 at vendor.js:825
 at visit (vendor.js:3025)
 at Object.visit [as default] (vendor.js:3024)
 at DAG.topsort (vendor.js:750)
 at Class._runInitializer (vendor.js:825)
 at Class.runInitializers (vendor.js:824)
 at Class._bootSync (vendor.js:823)