Troubleshooting
Problem
Users deploying APIs with IBM API Connect version 5 compatibility may encounter the "Internal error traversing flow" message when invoking their APIs.
Symptom
This error is often indicated by log entries similar to the following:
20250704T162046Z [0x80000001][xsltmsg][error] mpgw(webapi): tid(10031026)[request][127.0.0.1]: HTTP/1.1 500 Internal Server Error: Internal error traversing flow
Document Location
Worldwide
[{"Type":"MASTER","Line of Business":{"code":"LOB77","label":"Automation Platform"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSMNED","label":"IBM API Connect"},"ARM Category":[{"code":"a8mKe000000CaZVIA0","label":"API Connect-\u003EAPIC Gateway"}],"ARM Case Number":"TS020202355","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"and future releases;10.0.0"}]
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Document Information
Modified date:
17 September 2025
UID
ibm17245225