During upgrade of your Dual stack system like PI system, ABAP stack of SUM fails during PREP_INIT/SETSYNC_PREP_STARTED phase with the following error:"No synchronization mechanism available"1 ETQ201 Entering upgrade-phase "PREP_INIT/SETSYNC_PREP_STARTED" ("20170405195620")
2 ETQ367 Connect variables are set for standard instance access
4 ETQ399 System-nr = '00', GwService = 'sapgw00' Client = '000'
4 ETQ399 Environment variables:
4 ETQ399 dbs_ora_schema=SAPSR3
1 ETQ200 Executing actual phase 'PREP_INIT/SETSYNC_PREP_STARTED'.
1 ETQ399 Phase arguments:
2 ETQ399 Arg = 'PREPARE'
2 ETQ399 Arg = 'STARTED'
1EETQ399 Last error code set is: No synchronization mechanism available
1EETQ204 Upgrade phase "SETSYNC_PREP_STARTED" aborted with severe errors ("20170405195620")
You have already checked below KBA which were not applicable in your scenario: you have started with correct URL and its not splitted still a valid dual stack system
KBA 2312141 - SUM - SETSYNC_PREP_STARTED : No synchronization mechanism available
KBA 2297309 - No synchronization mechanism available
- Upgrade of Dual stack system like PI with NW release <= 7.4
- All version of SUM
Software Provisioning Manager , Dual-Stack Split Procedure , SAP Process Integration (PI) , SAP Process Orchestration 7.5 , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , BC-UPG-TLS-TLJ , Upgrade tools for Java , Problem
About this pageThis is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP ONE Support launchpad (Login required).
Search for additional results
Visit SAP Support Portal's SAP Notes and KBA Search.