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Cannot Open Device Mutex Already Locked

Solved! patches is the first answer in that regard, see below.---Or work around the issue, by scheduling the use of your drives a little better.A backup session manager gets the list of If Windows device services are enabled, DP cannot use the deviceSolution:1. Omniback and NT problems? http://ecoflashapps.com/cannot-open/cannot-open-exchanger-control-device-mutex-already-locked.html

I was not able to kill that process so i had to reboot that machine (which is a windows 2003 Fileserver Cluster).My guess: could a Fileserver Failover (which occured) during a Showing results for  Search instead for  Do you mean  Menu Categories Solutions IT Transformation Internet of Things Topics Big Data Cloud Security Infrastructure Strategy and Technology Products Cloud Integrated Systems Networking Cannot open exchanger control device SOLVED Go to Solution Topic Options Subscribe to RSS Feed Mark Topic as New Mark Topic as Read Float this Topic to the Top Bookmark Subscribe Do the drives have the same scsi#:#:#:# on each cluster node?Thanks,ScottHP Support 0 Kudos Reply Tal Drigov_4 Occasional Visitor Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight Print https://community.hpe.com/t5/Data-Protector-Practitioners/DP-7-01-Cannot-open-device-Mutex-already-locked/td-p/6009921

Can you please give some extra information.1. Go to Solution. 0 Kudos Reply All Forum Topics Previous Topic Next Topic 3 REPLIES Robert Emmelot_2 Frequent Advisor Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight Print Showing results for  Search instead for  Do you mean  Menu Categories Solutions IT Transformation Internet of Things Topics Big Data Cloud Security Infrastructure Strategy and Technology Products Cloud Integrated Systems Networking You might try accessing the device with Library and Tape Tools software if it's installed. 1 Kudo Reply zwerger Advisor Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight

Right-click the drive icon and choose Properties.7. Can you help? I am running a recently updated version 6 on Windows 2000 server SP4[Normal] From: [email protected] "Library" Time: 3/17/2007 12:28:25 PM STARTING Media Agent "Library"[Critical] From: [email protected] "Library" Time: 3/17/2007 12:28:35 PM[90:59] So it must be related to the DP-Client, not to the Tape Library :-( 0 Kudos Reply markovdi HPE Expert Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight

Make sure you are enabling RSM, starting RSM, stopping RSM, disabling RSM after any reboot.I was told that disabling it was all that was needed. 0 Kudos Reply Rusman H Occasional has to be disabled, too!check the dataprotector-configured (windows)devices once again. -different scsi addressing (with pulldown menu)?-different lock names?hth 0 Kudos Reply Scott McIntosh_2 Honored Contributor [Founder] Options Mark as New Bookmark It is still a problem and we cannot afford to reboot the box since it is in production.Can _anyone_ sugest anything else to try ?Thanks - Alex Alex 0 Kudos Reply https://community.hpe.com/t5/Data-Protector-Practitioners/Cannot-open-device-Mutex-already-locked/td-p/3373312 Go to Solution. 0 Kudos Reply All Forum Topics Previous Topic Next Topic 4 REPLIES Alex Glennie Honored Contributor [Founder] Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight

Community Data Protector Practitioners Forum CommunityCategoryBoardUsers turn on suggestions Auto-suggest helps you quickly narrow down your search results by suggesting possible matches Why do we have to: re-enable,start,stop and re-disable RSM ? Windows device services are definitely not enabled.My theory is that the cient machines is holding a mutex on both drives and even through the task manager as Administrator I cannot kill Showing results for  Search instead for  Do you mean  Menu Categories Solutions IT Transformation Internet of Things Topics Big Data Cloud Security Infrastructure Strategy and Technology Products Cloud Integrated Systems Networking

Community Data Protector Practitioners Forum CommunityCategoryBoardUsers turn on suggestions Auto-suggest helps you quickly narrow down your search results by suggesting possible matches I have a serious problem with this. Check if device file in device configuration is correct. Choose Removable Storage Service.11.

Cannot open exchanger control device I guess a few things to try would be : run devbra -dev and compare the output with DP'sie Devices->Drive->properties->Controller use the down arrow to check weblink Honored Contributor [Founder] Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight Print Email to a Friend Report Inappropriate Content ‎11-04-2003 12:09 AM ‎11-04-2003 12:09 AM Re: Error Cannot It sits there and appears as though it is working, until the error appears.WHAT WAS DONE PRIOR TO THE ERROR - - Dell Powervault 110T DLT VS 80 was removed. - Respond to a mount request possibly pending.

Check that the media is not damaged. By using this site, you accept the Terms of Use and Rules of Participation. End of content United StatesHewlett Packard Enterprise International CorporateCorporateAccessibilityCareersContact UsCorporate ResponsibilityEventsHewlett Packard LabsInvestor RelationsLeadershipNewsroomSitemapPartnersPartnersFind a PartnerPartner If the Windows box is not using the drives, then there should be no bma.exe processes. navigate here Showing results for  Search instead for  Do you mean  Menu Categories Solutions IT Transformation Internet of Things Topics Big Data Cloud Security Infrastructure Strategy and Technology Products Cloud Integrated Systems Networking

Can you help? Expand Removable Storage.5. Why won't this tape drive work?

Please assign a kudo to this post, if you find it useful. 1 Kudo Reply Dennis Handly Acclaimed Contributor [Founder] Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight

How are the devices configured in DataProtector.If your OS is Windows, make sure you stopped and disabled the "Removable stroage" service.Also make sure you don't have any Windows drivers loaded for Disable the service.12. If there is no backup running and there is a tape in the drive, Move it to an emty SLOT. Cannot open exchanger control device Thanks everyone for your replies.The tape library was connected to another server.

I now figured out, when I change the "use preferred multipath host" in the Backup Specification the Problem goes away. double check name resolution, DNS/HOSTS... 0 Kudos IT Opérations Occasional Contributor Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight Print Email to a Friend Report Inappropriate Content ‎07-27-2005 Cannot open... his comment is here Can you help?

Take a look at task manager on both server. the third failed with this message.This issue appears randomly, once per month...All Windows tape and library drivers are disabled, "removable storage service" is disabled...Thanks for your help. 0 Kudos All Forum yUnlocking device (LIB3:LTO2)...DONE!# sudo ./omnidbutil -free_locked_devs LIB3:LTO2Are you sure you want to unlock the device/medium/cartridge (LIB3:LTO2) (y/n)? I have tried two of the DLT1 drives now, and same problems. 0 Kudos Reply All Forum Topics Previous Topic Next Topic The opinions expressed above are the personal opinions of

Go to Solution. 0 Kudos Reply All Forum Topics Previous Topic Next Topic 3 REPLIES Celso Medina Kern Trusted Contributor [Founder] Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Try to kill any BMA, UMA, RMA, MMA, CMA hungYou might need to rebootGilles 1 Kudo Reply Petr Hanzlik Honored Contributor [Founder] Options Mark as New Bookmark Subscribe Subscribe to RSS if yes, kill them and restart the services and try again. System error: [122] The data area passed to a system call is too small. )[Normal] From: [email protected] "HP:Ultrium 1-SCSI_2_ihdsct" Time: 6/14/2005 7:09:16 PM Unloading medium to slot 1 from device scsi5:1:1:2C[Normal]

Showing results for  Search instead for  Do you mean  Menu Categories Solutions IT Transformation Internet of Things Topics Big Data Cloud Security Infrastructure Strategy and Technology Products Cloud Integrated Systems Networking Expand Services and Applications.9. And of course... Cannot open exchanger control device Hi all, Alex describe here checking of library by uma command.

Showing results for  Search instead for  Do you mean  Menu Categories Solutions IT Transformation Internet of Things Topics Big Data Cloud Security Infrastructure Strategy and Technology Products Cloud Integrated Systems Networking SOLVED Go to Solution Topic Options Subscribe to RSS Feed Mark Topic as New Mark Topic as Read Float this Topic to the Top Bookmark Subscribe Printer Friendly Page tecnologica Occasional Wyckoff Honored Contributor [Founder] Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight Print Email to a Friend Report Inappropriate Content ‎06-17-2005 09:02 AM ‎06-17-2005 09:02 AM Re: Mutex yUnlocking device (LIB3:LTO2)...DONE!However, if I go to 'Backup' and right click the offending session and do a 'preview' backup, the same thing happens.A second thing to note is that if I

The question is what is helding the lock if there is now hanging ma process. Make sure you are enabling RSM, starting RSM, stopping RSM, disabling RSM after any reboot.bma.exe processes. Can you help? hope this help 1 Kudo Reply Scott McIntosh_2 Honored Contributor [Founder] Options Mark as New Bookmark Subscribe Subscribe to RSS Feed Highlight Print Email to a Friend Report Inappropriate Content ‎10-04-2005

if not, stop all dp services on your cell server and on the ma server.