PH00782: DAI DOES NOT WORK WHEN MULTIPLE USERS USE ADMIN TOOL

Obtain the fix for this APAR.

APAR status

• Closed as program error.

Error description

• When multiple users used Admin Tool, the following trouble was
  found in DAI TCP.
  1. Abend 0C1 occurred in DAI TCP when the number of users
  exceeded 32. The DAI TCP has an internal table for managing
  users. Operation exception occurred because the return address
  from the routine for additionally creating this internal table
  was incorrect.
  2. Admin Tool timed out while waiting for a response from DAT
  TCP. When DAI TCP received multiple client requests at the same
  time, it did not process the Client request after the
  Disconnect request. As a result, timeout occurred in some
  clients.
  

Local fix

• N/A
  

Problem summary

• ****************************************************************
  * USERS AFFECTED: Users of Distributed Access Infrastructure.  *
  ****************************************************************
  * PROBLEM DESCRIPTION: When multiple users start on use Admin  *
  *                      Tool, it may cause ABEND0C1 or timeout. *
  ****************************************************************
  * RECOMMENDATION: Apply the maintenance for this APAR.         *
  ****************************************************************
  When multiple users start on use Admin Tool, it may cause the
  following problems.
  
  1.  The DAI TCP has an internal table for managing users.
  ABEND0C1 occurs in DAI TCP when the number of users exceeds 32,
  because the return address from the routine for additionally
  creating the internal table is incorrect.
  2.  When DAI TCP receives multiple client requests at the same
  time, it does not process the Client request after the
  disconnect request. As a result, timeout occurs in some clients.
  

Problem conclusion

• The following DAI TCP modules have been changed to fix the
  above problem:
  - AIINSSEC
  - AIINTCP
  

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:

  UI58044

Modules/Macros

• AIINSSEC AIINTCP  AIINTCPS AIISDISP AIISTM
  

Fix information

• Fixed component name

  TOOLS BASE

• Fixed component ID

  5655V9300

Applicable component levels

• R160 PSY UI58044

     UP18/08/25 P F808

Fix is available

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