Ververica Knowledge Base

Troubleshooting

Multiple Jobs are Started from one Ververica Platform Deployment

Resolve multiple jobs starting in Ververica Platform by upgrading to vers...

May 23, 2024

by Jun Qin

Troubleshooting

Ververica Platform Deployments stuck in Transitioning state when running in a different namespace

How to resolve Ververica Platform deployments stuck in Transitioning stat...

May 23, 2024

by Jun Qin

Troubleshooting

StateMigrationException: The new key serializer must be compatible

Resolving Flink StateMigrationException: Ensure key serializer compatibil...

May 23, 2024

by Jun Qin

Known Issues

Failure to start Ververica Platform due to left-over lock

Resolve Ververica Platform startup failure caused by a left-over database...

May 23, 2024

by Jun Qin

Troubleshooting

Deployment fails with: Invalid Flink cluster version: (expected: X.Y)

Fix deployment failures on Ververica Platform by avoiding packaging Flink...

March 5, 2024

by Jun Qin

Troubleshooting

Deployments do not properly shutdown on Ververica Platform

Solving deployment shutdown issues on Ververica Platform by ensuring no F...

March 5, 2024

by Jun Qin

Troubleshooting

JobManager and TaskManagers fail with org.rocksdb.RocksDBException Not supported

Resolving Flink JobManager and TaskManager failures due to RocksDBExcepti...

March 5, 2024

by Jun Qin

Frequently Asked Questions (FAQs)

What happens if a task manager is lost?

Learn what happens when a task manager fails in Flink or Ververica Platfo...

March 5, 2024

by Jun Qin

Frequently Asked Questions (FAQs)

Can the Grafana config be put outside of values.yaml?

Learn how to streamline your Grafana configuration by extracting it from ...

March 5, 2024

by Jun Qin