I did try what Karel suggests, and in my particular case it didn't work,
but it might be worth a try.

http://www-1.ibm.com/support/docview.wss?rs=663&context=SSGSG7&q1=define+path&uid=swg21207777&loc=en_US&cs=utf-8&lang=en


"ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU> writes:
>Hi,
>
>Possibly you have to delete and redefine all your drives, paths and
>library in ITSM to pick up the added drive in the library.
>Afterall you have changed the library by adding a drive.
>
>
>Regards,
>
>Karel
>
>-----Original Message-----
>From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of
>Joni Moyer
>Sent: dinsdag 19 juni 2007 16:12
>To: ADSM-L AT VM.MARIST DOT EDU
>Subject: Re: Cannot define a path to a drive: help, please?
>
>Hi Chris,
>
>This is an EMC CDL 4400 with dual heads.  I am emulating an IBM 3584 and
>nothing has been changed on this system since I defined the library,
>drives, paths from a week ago.  I pretty much just went to add 1 more
>drive and it's path and I'm getting the error you see below where it
>doesn't want to recognize the element number.  At this point I'm not
>quite sure what the real issue is with the defining the path, but as you
>can see it's not liking the element number.
>
>********************************
>Joni Moyer
>Highmark
>Storage Systems, Storage Mngt Analyst III Phone Number: (717)302-9966
>Fax: (717) 302-9826
>joni.moyer AT highmark DOT com
>********************************
>
>
>
>"Chris McKay" <Chris.McKay AT YCDSB DOT CA>
>Sent by: "ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU>
>06/19/2007 10:05 AM
>Please respond to
>"ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU>
>
>
>To
>ADSM-L AT VM.MARIST DOT EDU
>cc
>
>Subject
>Re: Cannot define a path to a drive: help, please?
>
>
>
>
>
>
>Hi Joni,
>
>I did have this exact problem, but with a Windows server. What type of
>Library do you have??  Did you update any firmware lately?? We have a
>3584 library, and found the firmware was the problem. I had to downgrade
>the firmware, let it detect the drive define the drive, then update the
>firmware again.
>
>Hopefully this may be of some assistance.
>
>Take Care,
>
>Chris
>
>"ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU> writes:
>>Hi Everyone!
>>
>>I have a TSM server on AIX 5.3 and TSM is 5.3.4.2.  I have defined a
>>drive: vlto2-68 with define drive cdlb_dev vlto2-68.
>>
>>                               Library Name: CDLB_DEV
>>                                  Drive Name: VLTO2-68
>>                                 Device Type: UNKNOWN
>>                                     On-Line: Yes
>>                                Read Formats:
>>                               Write Formats:
>>                                     Element:
>>                                 Drive State: UNKNOWN
>>                                 Volume Name:
>>                                Allocated to:
>>                                         WWN:
>>                               Serial Number:
>>
>>I then tried to define a path to the drive and it will not let me:
>>
>>06/19/07 09:53:26     ANR2017I Administrator LIDZR8V issued command:
>>DEFINE PATH
>>                       tsmdev vlto2-68 srctype=server desttype=drive 
>>library=cd
>>                       lb_dev device=/dev/rmt68  (SESSION: 497257)
>>06/19/07 09:53:26     ANR8972E DEFINE PATH: Unable to find the element
>>number
>>                       for drive VLTO2-68 in library CDLB_DEV.
>(SESSION:
>>
>>                       497257)
>>
>>I have already defined 40 other drives & their paths successfully, but 
>>this one is giving me issues.  From the server it does appear as:
>>
>>  rmt68            U0.1-P2-I2/Q1-W2102000D77BD375D-LB000000000000   IBM
>>3580 Ultrium Tape Drive (FCP)
>>
>>        Manufacturer................IBM
>>        Machine Type and Model......ULT3580-TD2
>>        Serial Number...............1182255815
>>        Device Specific.(FW)........53Y2
>>
>>And since this is a virtual drive I then looked at the CDL and the 
>>serial numbers do match.
>>
>>Has anyone ever had this issue?  Does anyone have any suggestions on 
>>what I might be doing wrong?  Thanks in advance!
>>
>>********************************
>>Joni Moyer
>>Highmark
>>Storage Systems, Storage Mngt Analyst III Phone Number: (717)302-9966
>>Fax: (717) 302-9826
>>joni.moyer AT highmark DOT com
>>********************************
>
>
>
>
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