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27 Posts

6397

April 24th, 2020 09:00

OMSA 8.x - Login Loop

I just accessed OMSA on a Server 2008 R2 system, PowerEdge R730, and can't log in; it just keeps bringing up the same login screen over and over, no errors or other messages.  I tried upgrading from 8.1 to 8.5, but it didn't help.

System is running 11.0.9600.19596 (Jan 2020 patch).  I found another R730 on the same network but different domain, which is able to access the first's OMSA without issue; it's running IE 11.0.9600.19431 (Aug 2019 patch).

Is anyone aware of any changes in IE between Aug 2019 and Jan 2020 that might have caused this issue, or some setting default that's been changed?  I compared the IE settings and GPOs, and couldn't find any notable differences.

Thanks in advance!

 

P.S.  I opened a similar ticket a couple days ago for Server 2016, but there upgrading to OMSA 9.4 fixed the issue; 8.5 is the highest version for Server 2008 R2.

4 Operator

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3K Posts

April 28th, 2020 09:00

There is a known issue in OMSA with IE 11 after IE update of October 2019. This is related to JAVA libraries used. This issue is fixed in latest OM builds. As there is no OMSA release for Windows 2008 R2 post 8.5 we have below workaround. 

  • Download and install JRE 8u251
  • run omconfig preferences webserver attribute=setjre jreversion=1.8.0_251
  • Restart DSM SA Connection Service

4 Operator

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2.9K Posts

April 24th, 2020 14:00

HI Nathaniel,

 

I've run into something similar before. What I tried, and fortunately succeeded with, was a full uninstallation, then reinstalling OMSA. An upgrade installation wasn't sufficient in the case that I'm recalling. You might see if it works for you.

1 Rookie

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27 Posts

April 27th, 2020 09:00

I tried uninstalling and re-installing, but it doesn't seem to have helped.

I didn't reboot between uninstall and re-install; might that be necessary?

4 Operator

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2.9K Posts

April 27th, 2020 09:00

Go ahead and give it a try. I can't recall if I had done that or not, but it can't hurt. If anything is getting hung up in temporary files, a reboot would clear that before a reinstall.

1 Rookie

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27 Posts

April 27th, 2020 13:00

I uninstalled OMSA, rebooted, and re-installed OMSA.  Still doing the same thing, login screen-enter credentials and click Submit-login screen again.  I even rebooted a second time after re-installing, but it didn't change anything.

I tried a bad login, to confirm it would give a different screen, which it did.  So it's not a matter of me getting the password wrong.

4 Operator

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2.9K Posts

April 27th, 2020 14:00

What browser are you using to attempt to login? Try another browser to see if that makes a difference for you. I'd go ahead and clear your cookies as well, this is the next most successful approach.

1 Rookie

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27 Posts

April 28th, 2020 11:00

Unfortunately, I was unable to update my systems' JRE, as it now requires buying a license that my company does not have.

Instead, I found that I could download Chromium, and run it as a "portable" browser (no install necessary).  I'm sure a Portable Apps browser would also work, but again, company restrictions prevent me from trying.

Thank you all for your assistance, and patience.

November 4th, 2021 10:00

This worked for me:

1) Download and install JRE 8u251
     https://www.oracle.com/java/technologies/javase/javase8u211-later-archive-downloads.html

2) run
     omconfig preferences webserver attribute=setjre jreversion=1.8.0_251

3) run
     omconfig system webserver action=restart

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