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Latest Errors and Exceptions

Use this query for quick inspection of recent application exceptions and error logs.

Data Source

Table Schema Note
ContainerAppConsoleLogs_CL Legacy schema. If empty, try ContainerAppConsoleLogs (non-_CL).

Query Pipeline

flowchart LR
    A[Filter by app] --> B[Filter error patterns] --> C[Project key runtime fields] --> D[Sort by newest]

Query

let AppName = "my-container-app";
ContainerAppConsoleLogs_CL
| where ContainerAppName_s == AppName
| where Log_s has_any ("error", "exception", "traceback", "failed")
| project TimeGenerated, RevisionName_s, Log_s
| order by TimeGenerated desc

Example Output

TimeGenerated RevisionName_s Log_s
2026-04-04T11:41:12.917Z ca-myapp--0000002 ERROR: dependency call failed: connection refused
2026-04-04T11:41:12.916Z ca-myapp--0000002 Traceback (most recent call last): RuntimeError: upstream timeout
2026-04-04T11:40:58.104Z ca-myapp--0000002 request failed status=500 path=/api/items

Interpretation Notes

  • Capture the first exception after deployment for root-cause context.
  • Compare error text across revisions to identify rollout regressions.
  • Normal pattern: occasional warnings, not sustained exception streams.

Limitations

  • Requires app to emit logs to stdout/stderr.
  • Large multi-line traces may be split across rows.

See Also