APAR status
Closed as program error.
Error description
Create Message in the Google Pub/Sub Request node is implemented using REST API, and does not support gRPC. This leads to lower performance compared to gRPC, which provides improved throughput and efficiency.
Local fix
N/A
Problem summary
**************************************************************** USERS AFFECTED: All Users of IBM App Connect Enterprise v13 using Google PubSub Request Node Platforms affected: AIX, WinX64, LinuxZ64, LinuxPPCLE64, LinuxX64 **************************************************************** PROBLEM DESCRIPTION: Create Message in the Google Pub/Sub Request node is implemented using REST API, and does not support gRPC.
Problem conclusion
The Product now supports the use of GRPC protocol for Create Message action in Google Pub/Sub Request node. The support is introduced under feature toggle "issue31598-googlepubsub-grpc-create-message" which when set create message using grpc protocol for improved performance. The feature toggle can be set using the FEATURE_TOGGLES_OVERRIDE environment variable as mentioned : {code} Linux and AIX : export FEATURE_TOGGLES_OVERRIDE='{"issue31598-googlepubsub-grpc-create- message":1}' Windows : set FEATURE_TOGGLES_OVERRIDE={"issue31598-googlepubsub-grpc-create-m essage":1} {code} --------------------------------------------------------------- The fix is targeted for delivery in the following PTFs: Version Maintenance Level v13.0 13.0.6.0 The latest available maintenance can be obtained from: http://www-01.ibm.com/support/docview.wss?rs=849&uid=swg27006041 If the maintenance level is not yet available,information on its planned availability can be found on: http://www-1.ibm.com/support/docview.wss?rs=849&uid=swg27006308 ---------------------------------------------------------------
Temporary fix
Comments
APAR Information
APAR number
IT49187
Reported component name
APP CONNECT ENT
Reported component ID
5724J0570
Reported release
D0X
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2026-03-19
Closed date
2026-03-26
Last modified date
2026-03-26
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
APP CONNECT ENT
Fixed component ID
5724J0570
Applicable component levels
[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSDR5J","label":"IBM App Connect Enterprise"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"13.0.0","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]
Document Information
Modified date:
26 March 2026