Joseph Have you tried taking an in-flight dump of the address space using the DUMP COMM='text' command and then followed the steps in the following link:
https://www.ibm.com/docs/en/zos-basic-skills?topic=subsystem-steps-examining-tcb-status Rob Scott Rocket Software ________________________________ From: IBM Mainframe Discussion List <[email protected]> on behalf of Joseph Reichman <[email protected]> Sent: 08 June 2026 3:54 PM To: [email protected] <[email protected]> Subject: Subtask not getting dispatched EXTERNAL EMAIL Hi I attach a subtask get a TCB however the subtask never takes off My only hint is that TCBSER of TCBFLGS4 Is on for TCB that never got dispatched Can anyone give me a clue how to get to the bottom of this ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ================================ Rocket Software, Inc. and subsidiaries ? 77 Fourth Avenue, Waltham MA 02451 ? Main Office Toll Free Number: +1 855.577.4323 Contact Customer Support: https://my.rocketsoftware.com/RocketCommunity/RCEmailSupport Unsubscribe from Marketing Messages/Manage Your Subscription Preferences - http://www.rocketsoftware.com/manage-your-email-preferences Privacy Policy - http://www.rocketsoftware.com/company/legal/privacy-policy ================================ This communication and any attachments may contain confidential information of Rocket Software, Inc. All unauthorized use, disclosure or distribution is prohibited. If you are not the intended recipient, please notify Rocket Software immediately and destroy all copies of this communication. Thank you. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
