Troubleshooting Qlik Engine "Internal Inconsistency Type B" Error

Sonja_Bauernfeind — Fri, 23 Oct 2020 06:04:07 GMT

Engine service on Qlik Sense or QlikView server restarts unexpectedly and intermittently, with a logged engine error message like;

Server aborted. Reason for restart: Internal inconsistency, type B

The engine throws a general exception for internal inconsistency type B when it fails to release memory that has not previously been allocated, which commonly is a side-effect of a failure (access violation) and the subsequent clean-up.

Environment

Qlik Sense Enterprise, all versions
Qlik Sense Desktop, all versions
QlikView Server, all versions
QlikView Desktop, all versions

TROUBLESHOOTING STEPS

There can be different root causes or contributing factors for a Qlik Sense or QlikView server to suffer from access violation. Deeper analysis can be made based on the observed problem in relation to internal inconsistency Type B errors.

App reload fails

Check the data load script for syntax errors
If Exit Script is applied in the script, remove all script following the exit

Service is offline in QMC (Qlik Sense only)

Review PostgreSQL configuration, for more details, see Qlik Sense for Administrators: Configuring PostgreSQL
- Confirm configuration of postgresql.conf
- Confirm configuration of pg_hba.conf

article Troubleshooting Qlik Engine "Internal Inconsistency Type B" Error in Official Support Articles

Troubleshooting Qlik Engine "Internal Inconsistency Type B" Error

Related Content

Environment

TROUBLESHOOTING STEPS

App reload fails

Service is offline in QMC (Qlik Sense only)