You are currently reviewing an older revision of this page.

DRAFT KB-XXXX "Unable to decode KResponse" error while upgrading from Appian 18.2 to 18.3

Symptoms

When starting the Appian services, the process analytics engines remain in either in replaying or down state. The <APPIAN_HOME>/logs/service_manager.log displays the following error: 

Unable to decoding KResponse

Cause

The error is caused because of out of sync engine data between execution and analytics engines. 

Action

Run the resetAnalystics script following the instruction here.