zeroclaw-labs/zeroclaw · error
JSONL session {name} contains no valid messages to import
Error message
JSONL session {name} contains no valid messages to import What it means
Error "JSONL session {name} contains no valid messages to import" thrown in zeroclaw-labs/zeroclaw.
Source
Thrown at crates/zeroclaw-infra/src/session_sqlite.rs:666
continue;
}
};
if line.is_empty() {
continue;
}
has_non_whitespace_source = true;
let Ok(message) = serde_json::from_str::<ChatMessage>(line) else {
continue;
};
insert
.execute(params![key, message.role, message.content, now])
.with_context(|| format!("Failed to import JSONL session {name}"))?;
inserted += 1;
}
}
if inserted == 0 && has_non_whitespace_source {
bail!("JSONL session {name} contains no valid messages to import");
}
tx.execute(
"INSERT INTO session_metadata \
(session_key, created_at, last_activity, message_count) \
VALUES (?1, ?2, ?3, ?4)",
params![key, now, now, inserted],
)
.with_context(|| format!("Failed to record metadata for JSONL session {name}"))?;
tx.execute(
"INSERT INTO jsonl_import_receipts \
(source_name, session_key, source_hash, source_len, imported_at) \
VALUES (?1, ?2, ?3, ?4, ?5)",
params![name, key, source_hash, source_len, now],
)
.with_context(|| format!("Failed to record JSONL import receipt for {name}"))?;
receipt_observed_or_commit_attempted = true;
tx.commit()
.with_context(|| format!("Failed to commit JSONL import for {name}"))?;View on GitHub (pinned to 88bb9c8533)
Solutions
- Check the JSONL file for corrupt lines; supply a session file containing at least one valid message.
When it happens
Trigger: Thrown at crates/zeroclaw-infra/src/session_sqlite.rs:666 when the library encounters an invalid state.
Common situations: See trigger scenarios.
AI-assisted analysis of zeroclaw-labs/zeroclaw@88bb9c8533 (2026-08-23).
Data as JSON: /api/errors/f0c52b44a052c85c.
Report an issue: GitHub.