RegexParser Help

Find help for error codes, limits and recovery steps; your input is kept while you read.

Find an error code or message

Run results

Invalid pattern invalid_pattern: Fix the marked position; the engine message is shown unchanged. Your regex and text stay in the page while you read this.
Invalid replacement invalid_replacement: Fix the template for this engine, or switch to literal mode. Your regex and text stay in the page while you read this.
Not supported by this engine unsupported: Remove the option or choose an engine that supports it. Your regex and text stay in the page while you read this.
Timed out timeout: Raise the deadline (up to the maximum) or simplify the pattern. A timeout is not a security verdict. Trying again can help. Your regex and text stay in the page while you read this.
Limit reached resource_limit: Results so far are marked incomplete; reduce the input or narrow the pattern. Your regex and text stay in the page while you read this.
Cancelled cancelled: Run again when ready; your input is unchanged. Trying again can help. Your regex and text stay in the page while you read this.
Engine error engine_error: Retry the same engine; it is never switched silently. Trying again can help. Your regex and text stay in the page while you read this.

Engine loading

Internal message rejected worker.invalid_message: The engine was stopped. Reload the engine; your input is unchanged. Your regex and text stay in the page while you read this.
Engine not ready worker.not_initialized: Load the engine, then run again. Trying again can help. Your regex and text stay in the page while you read this.
Engine mismatch worker.engine_mismatch: Select the engine again; the run was not started. Your regex and text stay in the page while you read this.
Engine download failed engine.download_failed: Check the connection and retry the same engine. Nothing is uploaded. Trying again can help. Your regex and text stay in the page while you read this.
Engine verification failed engine.integrity_failed: The engine was not executed. Reload the page for the current release. Your regex and text stay in the page while you read this.
Engine failed to start engine.init_failed: Retry the same engine. Your input is unchanged. Trying again can help. Your regex and text stay in the page while you read this.
Not supported in this browser engine.unsupported_environment: Use another engine or a browser with the listed features. Your regex and text stay in the page while you read this.
Engine error engine.internal_error: Retry. If it repeats, export the diagnostic report (versions and codes only). Trying again can help. Your regex and text stay in the page while you read this.

Server responses

Request rejected invalid_request · HTTP 400: Nothing was stored. Check the input limits, then try again. Your regex and text stay in the page while you read this.
Operation not available remotely unsupported_operation · HTTP 400: Run pipelines locally; remote Node runs match, extract, replace and split. Your regex and text stay in the page while you read this.
Token not accepted invalid_capability · HTTP 401: Use the management file or job link that created this resource; without it the resource can only expire. Your regex and text stay in the page while you read this.
Not found not_found · HTTP 404: Check that the link is complete. Your local work is unchanged. Your regex and text stay in the page while you read this.
Duplicate request with different content idempotency_conflict · HTTP 409: Create the share or job again; a new request gets a new key. Your regex and text stay in the page while you read this.
Expired or revoked gone · HTTP 410: Ask the sender for a new link. Content downloaded earlier is not affected. Your regex and text stay in the page while you read this.
Too large payload_too_large · HTTP 413: Reduce the text to the limit shown and try again; nothing was truncated. Your regex and text stay in the page while you read this.
Rate limit reached rate_limited · HTTP 429: Wait and try again later. Local runs are not limited. Trying again can help. Your regex and text stay in the page while you read this.
Daily capacity reached budget_exhausted · HTTP 429: Try again tomorrow. Local runs and existing links keep working. Trying again can help. Your regex and text stay in the page while you read this.
Temporarily unavailable unavailable · HTTP 503: Try again shortly. Your local work is unchanged. Trying again can help. Your regex and text stay in the page while you read this.
Feature switched off feature_disabled · HTTP 503: Keep working locally; export a file instead of sharing a link. Your regex and text stay in the page while you read this.
Deployment misconfigured release_unconfigured · HTTP 503: Reload later; the operators have to fix this deployment. Your regex and text stay in the page while you read this.
Deployment misconfigured remote_runner_mode_unsupported · HTTP 503: Reload later; the operators have to fix this deployment. Your regex and text stay in the page while you read this.
Engine list unavailable engine_manifest_unavailable · HTTP 503: Retry. Engines stay unavailable until their manifest loads. Trying again can help. Your regex and text stay in the page while you read this.
Engine list rejected engine_manifest_invalid · HTTP 503: Engines that fail verification are not started. Reload later. Your regex and text stay in the page while you read this.

Limits

Regex size	64 KiB (UTF-8)
Texts per workspace	10
One text	2 MiB (UTF-8)
All texts together	8 MiB
Matches kept per run	10,000
Capture groups	64
Tests per workspace	200
Replacement pipeline steps	10
Runs as you type	inputs up to 64 KiB, 200 ms
Run button deadline	1000 ms, up to 3000 ms