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Why Is My LCM UI Page Blank?

  • July 8, 2025
  • 2 replies
  • 80 views

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Hello.

The LCM UI page does not open like the image below.

Recent work status
AOS 5.20 version
NX-1075-G8

Proceed with LCM Update Operation
It was confirmed as the version below LCM 2.5, and we updated it to local dark site VM with LCM 3.1-H.
After the normal update, the update to the latest LCM version LCM 3.2 was completed using the Directupload function of the activated LCM.

After completing the job, the LCM page was fine and the job was finished.
The next day, the LCM page appeared empty on the Prism page.
Other Home or other tabs are fine.

I tried to take action with KB-14940 but there was no change.

I need help with what I can do in this situation.

For your information, the PC is not configured.

Best answer by aluciani

Hi ​@cubensys 

You’re not alone—this issue sometimes occurs after LCM updates. Here are a few additional steps you can try:

1.Clear Browser Cache / Try Incognito Mode

It’s possible cached resources are interfering with the LCM UI load. Try Chrome or Firefox incognito.

2.Restart Prism Services

From a CVM, use:

genesis restart prism

or reboot the Prism Leader CVM if safe to do so.

3.Check LCM Logs

Look at the logs here for any UI rendering or backend issues:

/home/nutanix/data/logs/lcm.log

4.Validate LCM Deployment

Ensure the LCM VM or container is healthy:

cluster status | grep lcm

5.Firewall or Proxy Check

If you're accessing Prism through a proxy, it may block parts of the UI. Bypass the proxy to test.

6.Re-import LCM Bundle

In rare cases, re-importing the bundle resolves UI display issues.

If none of this resolves it, definitely open a support case — they can escalate to engineering if needed.

This topic has been closed for replies.

2 replies

JeroenTielen
Forum|alt.badge.img+8
  • Vanguard
  • 1770 replies
  • July 8, 2025

Is the cluster still in support? If so, involve support. 

If not, try restarting prism and/or foundation, genesis etc ;) . Or try an incognito browser, 


aluciani
Forum|alt.badge.img+34
  • Chevalier
  • 330 replies
  • Answer
  • July 16, 2025

Hi ​@cubensys 

You’re not alone—this issue sometimes occurs after LCM updates. Here are a few additional steps you can try:

1.Clear Browser Cache / Try Incognito Mode

It’s possible cached resources are interfering with the LCM UI load. Try Chrome or Firefox incognito.

2.Restart Prism Services

From a CVM, use:

genesis restart prism

or reboot the Prism Leader CVM if safe to do so.

3.Check LCM Logs

Look at the logs here for any UI rendering or backend issues:

/home/nutanix/data/logs/lcm.log

4.Validate LCM Deployment

Ensure the LCM VM or container is healthy:

cluster status | grep lcm

5.Firewall or Proxy Check

If you're accessing Prism through a proxy, it may block parts of the UI. Bypass the proxy to test.

6.Re-import LCM Bundle

In rare cases, re-importing the bundle resolves UI display issues.

If none of this resolves it, definitely open a support case — they can escalate to engineering if needed.