IT40531: B2B GATEWAY MAY FAIL TO DECOMPRESS RESPONSE WITH MULTIPLE ATTACHMENTS

APAR status

• Closed as program error.

Error description

• When using B2B Gateway and sending a PULL request to the backend
  and the response contains compressed messages with two
  attachments in it; the B2B Gateway may fail to decompress the
  attachments.  This can occur when using B2B Gateway with MQ
  Front Side Handler.  The following errors might be seen in the
  log:
  
  [0x80e00064][mime][error] b2bgw(some_b2b): tid(35185)[response]:
  No attachment at URL 'cid:///2987?Encode=base64'
  [0x80e00040][network][error] b2bgw(some_b2b):
  tid(35185)[response]: url-open: Remote error on url
  'cid:///2987?Encode=base64'
  [0x82c0012e][b2bgw][error] b2bgw(some_b2b):
  tid(35185)[response]: Failed to decompress the inbound ebMS
  message.
  [0x80c00037][xmlfilter][info] b2bgw(some_b2b):
  tid(35185)[response]: Reject set: Error decompressing message
  with empty payload
  [0x80c00078][multistep][error] b2bgw(some_b2b):
  tid(35185)[response]: Rejected by filter
  'ebms3-in-decompress-payload' of rule
  'parsing_inbound_response'.
  [0x82c0007f][b2bgw][error] b2bgw(some_b2b): tid(35185): ebMS
  message processing error: Rejected by filter; SOAP fault sent
  

Local fix

• Use B2B Gateway with HTTP or HTTPS Front Side Handler
  

Problem summary

• B2B gateway might fail to decompress responses with multiple
  attachments.
  

Problem conclusion

• Fix is available in 2018.4.1.20, 10.0.1.7 and 10.5.0.0.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  DATAPOWER

• Fixed component ID

  DP1234567

Applicable component levels