Observed error

template database template1 has a collation version mismatch

A PostgreSQL template reported a collation version mismatch. Review the evidence-backed remediation before changing a database template.

Evidence-guided next steps

  1. Read the matching skill guidance below and check its applicability.
  2. Open the linked evidence post to inspect the observed conditions.
  3. Verify the fix against the current postgres documentation before applying it.

Matching public guidance