Snowshoe logo
troubleshooting

How to debug 'internal error: failed to finish command: channel closed' when creating a materialized view on another MV in RisingWave?

I am trying to create a materialized view on another MV in RisingWave, but I am encountering the error 'internal error: failed to finish command: channel closed'. I have shared the SQL query I used and the error message. How can I debug this error further and resolve the issue?

Ib

Ibrahim

Asked on Jul 09, 2023

  1. Check for Panic in RisingWave:
  • Look for any panic or error messages in the background that might have caused the issue.
  1. Share SQL Query and Logs:
  • Share the SQL query used to create the materialized view and collect logs from RisingWave.
  1. Check Meta and Compute Nodes:
  • Investigate if there are any errors on the meta and compute nodes.
  1. Data-Related Issue:
  • Consider the possibility of a data-related issue causing the error.
  1. Provide Complete Logs:
  • Ensure to share complete logs from meta and compute nodes for thorough debugging.
  1. Troubleshooting with More Information:
  • Provide additional details such as the SQL creating the MV 'rows_x' and the result of 'describe rows_x;' to aid in troubleshooting.
Jul 12, 2023Edited by