List Books         Help
1. Enter a
Message ID

2. Select an area to LookAt!
Note: Platform selections below also include any IBM application software messages enabled for LookAt. You can either enter the full message ID or you can use a wildcard such as the asterisk "*" to perform a fuzzy search.
3. Click
  z/OS® only

z/OS and z/OS.e
z/OS® only
z/VSE™ and

Or, to view messages in IBM books that have not been enabled for LookAt, select an area to search using BookManager®:
  APAR and ++HOLD Docs    
DOCAPARS can now be searched from the following link:

  • LookAt is no longer supported.  
  • Please see the notes below for information on the "IBM Doc Buddy" app available for both iOS and Android. 


For more information about LookAt...
  • LookAt is no longer supported. This site is offered for use "as is" until z/OS V1R13 goes out of service later this year.
  • New: IBM Doc Buddy is a Smartphone app that is available for iPhone in iTunes and for Android in Google Play
  • With IBM Doc Buddy, you download only the message information that you need. IBM Doc Buddy makes it easy to lookup message information wherever you are without the need for an Internet connection.

z/OS, z/VM, VSE/ESA, AIX, and BookManager are trademarks or registered trademarks of the IBM Corporation in the United States and other countries or both.

Contact IBM

Browse z/OS