Case with shell conduction fails in parallel run for certain number of partitions. Error message is: shell conduction zones, Checking contact points… Migrating 66 cell(s) across compute nodes… ============================================================================== Node 10: Process 123634: Received signal SIGSEGV. … *** Error in `/ott/apps/software/ANSYS193/ansys_inc/v193/fluent/fluent19.3.0/lnamd64/3ddp_node/fluent_mpi.19.3.0′: free(): corrupted unsorted chunks: 0x000000000718f400 *** *** Error in `/ott/apps/software/ANSYS193/ansys_inc/v193/fluent/fluent19.3.0/lnamd64/3ddp_node/fluent_mpi.19.3.0′: free(): invalid pointer: 0x00000000079d47e0 *** *** Error in `/ott/apps/software/ANSYS193/ansys_inc/v193/fluent/fluent19.3.0/lnamd64/3ddp_node/fluent_mpi.19.3.0′: free(): invalid pointer: 0x00000000079d47c0 *** ======= Backtrace: ========= …
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January 25, 2023 at 7:16 amFAQParticipant
This error message can occur if the shell encapsulation method is not activated. This method is activated by default in release 2019 R1, but might be deactivated when an older cas-file is opened. To fix this issue enter the following TUI-command. /define/models/shell-conduction/enhanced-encapsulation? yes Also see the documentation here: https://ansyshelp.ansys.com/account/secured?returnurl=/Views/Secured/corp/v193/flu_ug/flu_ug_sec_partition_trouble.html
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