A fix is available
APAR status
Closed as program error.
Error description
When CICS makes a WEB SEND or WEB CONVERSE request it includes two whitespace characters in the Date header as shown below, Date: Thu, 25 Jan 2024 11:26:41 GMT .. HTTP-date is case sensitive. A sender MUST NOT generate additional whitespace in an HTTP-date beyond that specifically included as SP in the grammar.
Local fix
N/A
Problem summary
**************************************************************** * USERS AFFECTED: All CICS users. * **************************************************************** * PROBLEM DESCRIPTION: Two whitespace characters are * * included in the Date header by CICS * * during a WEB SEND or WEB CONVERSE * * request. * **************************************************************** When CICS issues a WEB SEND or WEB CONVERSE request, the Date header constructed in DFHWBCL contains two extra whitespace characters after GMT.
Problem conclusion
DFHWBCL has been updated to ensure the Date header is correct, the fix removes two unintended whitespace characters that appeared after GMT.
Temporary fix
Comments
APAR Information
APAR number
PH67721
Reported component name
CICS TS Z/OS V6
Reported component ID
5655YA100
Reported release
400
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2025-08-12
Closed date
2025-11-11
Last modified date
2025-11-30
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
UO05730 UO05731 UO05732
Modules/Macros
DFHWBCL
Fix information
Fixed component name
CICS TS Z/OS V6
Fixed component ID
5655YA100
Applicable component levels
R400 PSY UO05732
UP25/11/30 P F511
R500 PSY UO05731
UP25/11/30 P F511
R600 PSY UO05730
UP25/11/30 P F511
Fix is available
Select the PTF appropriate for your component level. You will be required to sign in. Distribution on physical media is not available in all countries.
[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSGMGV","label":"CICS Transaction Server"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"6.1","Line of Business":{"code":"LOB70","label":"Z TPS"}}]
Document Information
Modified date:
30 November 2025