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Message bus probe expects to JSON data - JsonParseException: Unexpected character ('<' (code 60)): expected a valid value (JSON String

Question & Answer


Question

What causes the message bus probe to log warning parser messages?

Warning: W-JPR-000-000: Discard a message which could not be parsed. Reason: ParseException: Failed to parse JSON message; JsonParseException: Unexpected character ('<' (code 60)): expected a valid value (JSON String, Number, Array, Object or token 'null', 'true' or 'false')

[{"Type":"MASTER","Line of Business":{"code":"LOB77","label":"Automation Platform"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSSHTQ","label":"Tivoli Netcool\/OMNIbus"},"ARM Category":[{"code":"a8m500000008a8TAAQ","label":"Probes-\u003E1 Individual Probes-\u003EMessage Bus JSON XML nco_p_message_bus"}],"ARM Case Number":"","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"8.1.0"}]

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Document Information

Modified date:
12 January 2026

UID

ibm17256747